Colossians 3:17 provides the overarching principle — do everything in Jesus' name — that this verse applies to working with all your heart.

Ephesians 6:7 echoes the same 'as to the Lord' phrase for slaves, showing consistent teaching on wholehearted service.

Ephesians 6:6 expands on serving Christ from the heart, directly mirroring the call to work heartily for the Lord.

Ephesians 5:22 uses the same 'as to the Lord' phrase for submission, reinforcing that all actions are directed to God.

Psalm 119:10 expresses wholehearted seeking of God — this echoes the 'heartily' attitude Paul commands for all work done for the Lord.

Psalm 119:34 also uses 'whole heart' for keeping God's law — reinforcing the wholehearted devotion Paul calls for in work.

Psalm 119:145 again emphasizes wholehearted cry to God — aligning with Paul's charge to work heartily for the Lord.

Ecclesiastes 9:10 urges doing whatever you find with all your might — Paul echoes this but redirects it 'as for the Lord'.

Romans 14:6 says all actions should be done in honor of the Lord — directly paralleling Paul's 'work heartily as for the Lord'.

Romans 14:8 expands the principle to all of life — we belong to the Lord, which grounds Paul's command to work heartily for Him.

2 Samuel 6:14 shows David dancing with all his might before the Lord, a vivid example of wholehearted action.

2 Corinthians 5:15 explains that Christ died so we live for Him—grounding the command to work as for the Lord in Christ's sacrifice.

1 Corinthians 10:31 expands 'whatever you do' to include eating and drinking—all for God's glory, reinforcing the all-encompassing devotion.

Psalm 86:11 prays for an undivided heart to fear God, matching the call for wholehearted devotion in work.

1 Chronicles 29:2 records David preparing for the temple with all his might, directly paralleling working heartily for God.

Numbers 14:24 praises Caleb for following God fully, illustrating the wholehearted devotion Paul commands.

Ephesians 6:1 applies the same 'in the Lord' principle to children obeying parents—a specific example of doing all for the Lord.

In 1 Corinthians 7:24, Paul urges remaining with God in one's calling—echoing the same principle of serving God in everyday work.

Proverbs 3:6 urges acknowledging God in all ways, a similar principle of directing every action to Him.

2 Chronicles 31:21 describes Hezekiah working wholeheartedly in God's service — an OT example of the same 'wholehearted' principle.

1 Peter 2:13 calls for submission for the Lord's sake, sharing the principle of acting for God's honor.