Whole Hearted Devotion Pt. 2: The Practice of Obedience from the Heart

In part 1, we uncovered the truth about Who we obey and why He is worth of our obedience. Moving on, we are going to dig into Psalm 119 and see the practice of obedience from the heart and how that shows God and the world our whole hearted devotion.

The psalmist doesn’t merely tolerate God’s Word. He loves it, meditates on it, delights in it, clings to it, and longs to live by it.

He declares: “With my whole heart I seek you; let me not wander from your commandments!” (Psalm 119:10, ESV) That is wholehearted devotion.

Obedience from the Heart

Psalm 119 has many words used for obedience:

  • keep
  • observe
  • walk
  • follow
  • do
  • hold fast
  • turn
  • incline

They are all actions. God doesn’t just mean us to read, study, memorize, and meditate on His word without ever actually putting it into practice. We are meant to live what we say we believe.

Obedience from the heart is put into practice by the Psalmist in 5 ways:

1. Disciplined Of Mind: Meditating on God’s Word


“I will meditate on Your precepts and fix my eyes on Your ways.” — Psalm 119:15


Wholehearted obedience begins long before our actions—it begins in our minds. What we think about shapes what we treasure, and what we treasure shapes how we live. If we want to obey God from the heart, we must learn to discipline our minds to focus on His Word.


The psalmist uses the word meditate eight times throughout Psalm 119. To meditate means to think deeply, ponder, reflect, and give careful attention to something. Rather than allowing our minds to wander wherever our thoughts take us, we intentionally turn our attention to God’s truth.

How are we to meditate on God’s Word?

All day long. The psalmist declares, “Oh, how I love Your law! It is my meditation all the day” (Psalm 119:97). Meditation is not reserved for our morning devotions; God’s Word should shape our thoughts throughout the day.

With the intention of obeying. The psalmist meditates on God’s precepts and fixes his eyes on His ways (verse 15). Biblical meditation is more than gaining knowledge—it is allowing God’s truth to direct our choices and change how we live.

Why is disciplining our minds so important?

It turns our minds from worthless things. “Turn my eyes from looking at worthless things; and give me life in Your ways” (Psalm 119:37). What captures our attention can distract us from what matters most.

It helps keep us from sin. The psalmist treasures God’s Word in his heart so that he might not sin against Him (verse 11) and asks God to keep his steps steady according to His promise (verse 133). Filling our minds with truth helps us recognize and resist what leads us away from obedience.

It reminds us of God’s promises. “Remember Your word to Your servant, in which You have made me hope” (Psalm 119:49). When discouragement, temptation, or uncertainty comes, a mind trained by Scripture has truth to return to and promises to remember.

Consider this: Psalm 119 is itself one long meditation on the Word of God—176 verses devoted to the beauty, wisdom, goodness, and authority of Scripture! The psalmist doesn’t give God’s Word a passing glance; he disciplines himself: lingers over it, thinks deeply about it, and continually returns to it.

2. Dependent in Spirit: Relying on God’s Strength

“Give me understanding, that I may keep your law.” — Psalm 119:34

“Uphold me according to your promise, that I may live.” — Psalm 119:116

Wholehearted obedience requires more than discipline; it requires dependence. We can know what God commands and desire to follow Him, yet still struggle to obey. We need more than humand will—we need God’s help.

Throughout Psalm 119, the psalmist repeatedly cries out to God: Teach me. Give me understanding. Strengthen me. Revive me. Uphold me. He recognizes that obedience is not accomplished through his strength. He needs God to open his eyes to understand the Word, strengthen his heart to follow it, and sustain him when he feels weak.

Wholehearted obedience requires dependence on God rather than confidence in ourselves. Jesus reminds us in John 6:63 that the Spirit gives life. We need the life-giving work of God’s Spirit to help us understand and live out His truth. We cannot simply rely on willpower or try harder in our own strength.

Dependency says, “God, I cannot obey You in my own strength. I need Your wisdom to understand Your Word, Your Spirit to strengthen me, and Your grace to help me walk in Your ways.”

Jesus makes this dependence clear in John 15:5: “I am the vine; you are the branches. If you remain in me and I in you, you will bear much fruit; apart from me you can do nothing.”

A branch cannot produce fruit by trying harder to be a branch. It bears fruit by remaining connected to the vine. In the same way, we do not produce wholehearted obedience by relying on ourselves. We grow in obedience as we abide in Christ, depend on His strength, and allow His Word to shape our lives.

This does not mean we become passive. We actively seek, study, and obey God’s Word—but we do so with humble hearts that recognize our need for Him.

Our prayer becomes the psalmist’s prayer: “Lord, teach me Your ways, strengthen me to follow them, and uphold me so that I may remain faithful to You.”

psalm 119:59

3. Determined in Heart: Choosing to Obey

“I have sworn an oath and confirmed it, to keep your righteous rules.” — Psalm 119:106

“I have considered my ways and have turned my steps to your statutes.” — Psalm 119:59

Wholehearted devotion requires a settled decision. The psalmist doesn’t simply hope to obey God when it is convenient; he makes a deliberate commitment to follow God’s righteous Word.

Notice the progression in verse 59: he considered his ways, recognized where he needed to change, and turned his steps toward God’s commands. Determination involves honest self-examination and a willingness to change direction when we realize we have wandered from God’s ways.

Obedience is easy when God’s commands align with our desires. But what happens when His Word challenges our preferences, requires sacrifice, or calls us to do something difficult?

That is when determination matters most.

  • Our circumstances don’t determine our obedience.
  • Our emotions don’t determine our obedience.
  • Other people’s choices don’t determine our obedience.
  • God’s Word does!

We cannot always control our circumstances, how we feel, or the choices other people make. But we can resolve, by God’s grace, to remain faithful to His Word regardless of what happens around us.

Jesus emphasized this kind of commitment in Luke 9:62: “No one who puts his hand to the plow and looks back is fit for the kingdom of God.”

Following Christ requires a forward-looking commitment. Just as a farmer must keep his eyes ahead to plow a straight furrow, we must keep our focus on Christ rather than continually turning back to the things that compete for our devotion.

Determination says, “Whatever comes, I will remain faithful to God’s Word.”

This doesn’t mean we will never stumble or struggle. It means that when we do, we return to God, repent where necessary, and keep moving forward in obedience. Wholehearted devotion is not a promise that we will never fail; it is a settled commitment to keep following the Lord.

We don’t determine to obey because obedience will always be easy. We determine to obey because God is worthy of our faithfulness—even when obedience costs us something.

4. Without Delay: Responding to God’s Word

“I hasten and do not delay to keep your commandments.” — Psalm 119:60

Wholehearted devotion does not merely determine to obey God someday; it responds when He speaks. The psalmist says, “I hasten and do not delay.” He doesn’t negotiate with God’s commands, wait until obedience feels convenient, or put off doing what he knows is right. He responds promptly.

Delayed obedience is often disguised disobedience. We may tell ourselves we will obey eventually, but our hesitation can reveal what is happening in our hearts.

  • Fear makes us hesitate because we worry about the cost of obedience.
  • Distrust makes us question whether God’s way is truly best.
  • Pride makes us resist admitting we are wrong or surrendering our own way.

When God’s Word exposes an area of disobedience, we can make excuses, justify our choices, or promise to change later. But wholehearted devotion calls us to respond with humility and urgency.

Obedience without delay says:

  • When God shows me what is right, I will respond.
  • When God shows me where I am wrong, I will repent.
  • When God makes my next step clear, I will take it rather than wait for a more convenient time.

James 4:17 gives us a sobering reminder: “If anyone, then, knows the good they ought to do and doesn’t do it, it is sin for them.”

Knowing what God says is not the same as doing what He says. We can study Scripture, recognize its truth, and even agree with its instruction while still resisting the action it requires.

The psalmist shows us a better response: when we know what God requires, we should not put off obedience. We may need to pray for courage, seek wise counsel, or depend on God’s strength, but we should not use those needs as excuses to ignore what He has made clear.

Think about it: Is there something God has already shown you that you keep postponing? A sin to confess, a relationship to make right, a command to follow, or a responsibility to fulfill?

Don’t wait until you feel like it. Don’t wait until obedience becomes easier. Take the next faithful step.

Without delay says, “Lord, when Your Word makes my duty clear, help me respond promptly—not tomorrow, not when it is convenient, but in faithful obedience today.”

5. Wholeheartedly Devoted: Seeking God Above All

“With my whole heart I seek you; let me not wander from your commandments!” — Psalm 119:10

Wholehearted obedience begins with seeking God Himself. The psalmist doesn’t simply want to know God’s rules; he wants to know the God who gave them. His desire is to walk closely with the Lord, remain faithful to His Word, and live in a way that pleases Him.

The goal isn’t simply to become better rule-followers. We obey because we want to know God, walk with God, and live for God.

There is a difference between wanting God’s blessings and wanting God Himself. We can desire His protection, provision, and guidance while still resisting His authority over certain areas of our lives. But wholehearted devotion says, “God, I want You—not just Your blessings. I want to know You, love You, and follow You with my whole heart.”

Notice that the psalmist connects seeking God with the desire not to wander from His commandments. When our hearts are devoted to the Lord, we want our lives to reflect that devotion. We don’t obey merely because we fear the consequences of disobedience; we obey because we love the One we are following.

This devotion is expressed through diligent obedience: “You have commanded your precepts to be kept diligently.” — Psalm 119:4

The word diligently describes working in a focused, persistent, and thorough way toward a goal. The psalmist understands that knowing God’s Word is not enough. He wants to keep it—to put it into practice with care and consistency.

This is where knowledge becomes action. We move beyond reading Scripture to living it, beyond agreeing with God’s commands to following them, and beyond hearing His truth to allowing it to shape our everyday choices.

Diligence doesn’t mean we obey perfectly in our own strength. It means we take God’s Word seriously and intentionally pursue faithfulness, depending on His grace when we stumble.

So we must ask ourselves: Am I seeking God Himself, or am I primarily seeking what He can do for me? Is my knowledge of His Word leading to obedience? Does my daily life reflect a heart that truly wants to follow Him?

Wholehearted devotion is not about checking off a list of religious duties. It is about a heart so devoted to God that it desires to walk in His ways.

The heart that seeks God becomes the heart that keeps His Word.

If you missed part 1, be sure to go back and read Made to Obey and be on the look out for part 3: Whole Hearted Devotion: Proof of Our Love.


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