The Rabshakeh said to them, “Tell Hezekiah that this is what the great king, the king of Assyria, says: What is the basis of this confidence of yours?
Jewish Publication Society of America Version (JPS1917) - Isaiah 36:4 >And Rab-shakeh said unto them: 'Say ye now to Hezekiah: Thus saith the great king, the king of Assyria: What confidence is this wherein thou trustest?