Psalm 40:8

8 I desire to do your will, my God; your law is within my heart.”

Read Psalm 40:8 Using Other Translations

I delight to do thy will, O my God: yea, thy law is within my heart.
I delight to do your will, O my God; your law is within my heart."
I take joy in doing your will, my God, for your instructions are written on my heart.”