Now Herod the tetrarch heard about all that was going on. And he was perplexed because some were saying that John had been raised from the dead (NIV)
Now Herod the tetrarch heard of all that was being done by [Jesus], and he was [thoroughly] perplexed and troubled, because it was said by some that John [the Baptist] had been raised from the dead (AMP)
Now Herod the tetrarch heard of all that was done by him: and he was perplexed, because that it was said of some, that John was risen from the dead; (KJV)