'Send Me' in the Bible

Also I heard the voice of the Lord, saying, Whom shall I send, and who will go for us? Then said I, Here am I; send me.

But the chief adviser said, "My master did not send me to speak these words only to your master and to you. His message is also for the men who sit on the wall, for they will eat their own excrement and drink their own urine along with you!"

Don't listen to Hezekiah!' For this is what the king of Assyria says, 'Send me a token of your submission and surrender to me. Then each of you may eat from his own vine and fig tree and drink water from his own cistern,

And he heard concerning Tirhakah, king of Cush, saying, He came forth to war with thee. And he will hear, and send messengers to Hezekiah, saying,