When the king heard the words of the woman, he tore his clothes—now he was passing by on the wall—and the people looked, and behold, he had sackcloth beneath on his body—

Isaiah Reassures Hezekiah

As soon as King Hezekiah heard it, he tore his clothes and covered himself with sackcloth and went into the house of the Lord.

And he sent Eliakim, who was over the household, and Shebna the secretary, and the senior priests, covered with sackcloth, to the prophet Isaiah the son of Amoz.