John 4:34

Jesus said to them, My food is to do the will of him that sent me, and to finish his work.

2 Corinthians 3:3

for you are manifestly an epistle of Christ delivered by us, written not with ink but with the Spirit of the living God, not on tablets of stone but on tablets of hearts of flesh.

Romans 7:22

for I consent to the law of God as to my inward man, [my soul],

Romans 8:29

For whom he foreknew, he also predestinated to be conformed to the likeness of his Son, that he may be a first-born among many brothers;

Treasury of Scripture Knowledge

Summary

I delight to do thy will, O my God: yea, thy law is within my heart.

Bible References

I delight

John 4:34
Jesus said to them, My food is to do the will of him that sent me, and to finish his work.
Romans 7:22
for I consent to the law of God as to my inward man, [my soul],
Romans 8:29
For whom he foreknew, he also predestinated to be conformed to the likeness of his Son, that he may be a first-born among many brothers;