John 4:34
Jesus answered them, "My food is doing what God, who sent me, wants me to, and accomplishing His work.
2 Corinthians 3:3
You people show [i.e., by your conversions] that you are a letter from Christ, delivered by us [i.e., the result of our ministry], not written with ink but with the Holy Spirit of the living God; not on stone tablets [i.e., as in the case with Moses' ministry], but on tablets of the human heart. [See Jer. 31:33; Heb. 8:10].
Romans 7:22
For in my heart I am delighted with God's law,
Romans 8:29
For [that class of] persons whom God knew beforehand He also predetermined to become conformed to the [spiritual] likeness of His Son, so that He could be the firstborn One among [His] many brothers [i.e., so He could be the preeminent example to all His followers. See Heb. 2:11].