6 Isaiah said to them, “Tell your master, ‘This is what the LORD says: Do not be afraid of what you have heard—those words with which the underlings of the king of Assyria have blasphemed me.

Read Isaiah 37:6 Using Other Translations

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.
Isaiah said to them, "Say to your master, 'Thus says the LORD: Do not be afraid because of the words that you have heard, with which the young men of the king of Assyria have reviled me.
the prophet replied, “Say to your master, ‘This is what the LORD says: Do not be disturbed by this blasphemous speech against me from the Assyrian king’s messengers.