Isaiah 36:4

36:4 The chief adviser said to them, “Tell Hezekiah: ‘This is what the great king, the king of Assyria, says: “What is your source of confidence?

Isaiah 36:7

36:7 Perhaps you will tell me, ‘We are trusting in the Lord our God.’ But Hezekiah is the one who eliminated his high places and altars and then told the people of Judah and Jerusalem, ‘You must worship at this altar.’

tn Heb “What is this object of trust in which you are trusting?”