Isaiah 37:5-9

So the servants of king Hezekiah came to Isaiah.

And Isaiah said unto them, Thus shall ye say unto your master, Thus saith the LORD, Be not afraid of the words that thou hast heard, wherewith the servants of the king of Assyria have blasphemed me.

Behold, I will send a blast upon him, and he shall hear a rumour, and return to his own land; and I will cause him to fall by the sword in his own land.

So Rabshakeh returned, and found the king of Assyria warring against Libnah: for he had heard that he was departed from Lachish.

And he heard say concerning Tirhakah king of Ethiopia, He is come forth to make war with thee. And when he heard it, he sent messengers to Hezekiah, saying,