Judges 13:8, 12-13

Then Manoah prayed to the LORD, saying, “Lord, please let the man of God come back to us again and give us more instructions about this son who is to be born.”

So Manoah asked him, “When your words come true, what kind of rules should govern the boy’s life and work?” The angel of the LORD replied, “Be sure your wife follows the instructions I gave her.