NET
16 The king said to him, “How many times must I make you solemnly promise in the name of the Lord to tell me only the truth?”
Darby
16 And the king said to him, How many times shall I adjure thee that thou tell me nothing but truth in the name of Jehovah?
KJV
16 And the king said unto him, How many times shall I adjure thee that thou tell me nothing but [that which is] true in the name of the LORD?