In 2 Samuel 15:26, David fully surrenders: 'let him do to me what seems good to him' — a strong OT parallel to James' submission to God's will.

Proverbs 19:21 states that human plans fail but God's purpose stands — directly supporting James' call to acknowledge God's will in planning.

Lamentations 3:37 affirms that nothing happens unless God commands it — reinforcing James' reliance on the Lord's will for life and actions.

In Acts 18:21, Paul uses the exact phrase 'if God wills' for his plans — a direct NT parallel to James' instruction.

Romans 15:32 again shows Paul subordinating his plans to God's will — consistent with James' call to say 'if the Lord wills'.

In 1 Corinthians 4:19, Paul says 'I will come... if the Lord wills' — a direct verbal parallel to James' phrase.

1 Corinthians 16:7 shows Paul using the same 'if the Lord permits' language, modeling dependence on God's will in travel plans.

Hebrews 6:3 echoes the same condition 'if God permits', reinforcing the principle of submitting plans to divine will.

Luke 12:18 depicts the rich fool making plans without God, contrasting the humble 'if the Lord wills' attitude James commands.

Philippians 2:19 has Paul hoping 'in the Lord' to send Timothy, reflecting the same dependence on God's will for plans.

In 2 Samuel 15:25, David expresses conditional submission: 'If I find favor in the eyes of the Lord' — mirroring James' 'If the Lord wills'.

Psalm 37:5 encourages committing plans to the Lord, aligning with James's call to acknowledge God's will in all endeavors.

Romans 1:10 shows Paul praying for God's will to enable his travel — a practical example of the attitude James commands.

2 Samuel 5:19 shows David seeking God's guidance before battle, exemplifying the principle of acknowledging God's will in decisions.