Verses for saying whom

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.

And it came to pass, as he was alone praying, his disciples were with him: and he asked them, saying, Whom say the people that I am?

When Jesus came into the coasts of Caesarea Philippi, he asked his disciples, saying, Whom do men say that I the Son of man am?