'Risen From The Dead' in the Bible

and he said to his boys, This is John the immerser. He has risen from the dead, and because of this the powers work in him.

But Herod the tetrarch heard of all that was done by him. And he was perplexed, because it was said by some that John was risen from the dead,

Now if Christ is proclaimed that he has risen from the dead, how say some among you that there is no resurrection of the dead?