Judges 13:17 in the King James Version
And Manoah said unto the angel of the LORD, What is thy name, that when thy sayings come to pass we may do thee honour?
Context
16 The LORD’s angel said to Manoah, “Though you detain me, I won’t eat your bread. If you will prepare a burnt offering, you must offer it to the LORD.” For Manoah didn’t know that he was the LORD’s angel.
17 Manoah said to the LORD’s angel, “What is your name, that when your words happen, we may honor you?”
18 The LORD’s angel said to him, “Why do you ask about my name, since it is incomprehensible?”