1 Samuel 3:8
And for the third time the Lord said Samuel's name. And he got up and went to Eli and said, Here am I; for you certainly said my name. Then it was clear to Eli that the voice which had said the child's name was the Lord's.And for the third time the Lord said Samuel's name. And he got up and went to Eli and said, Here am I; for you certainly said my name. Then it was clear to Eli that the voice which had said the child's name was the Lord's.