Complete God's words to Adam: "For dust you are, and to dust you shall ___."

Answer: Return

Adam would eat by the sweat of his brow until he returned to the ground from which he was taken.

“By the sweat of your brow you will eat your bread, until you return to the ground—because out of it were you taken. For dust you are, and to dust you shall return.””— Genesis 3:19 (BSB)