On the next day, the multitude that stood on the other side of the sea saw that there was no other boat there, except the one in which his disciples had embarked, and that Jesus hadn't entered with his disciples into the boat, but his disciples had gone away alone.
the son of Joseph [or Yosef], whose father and mother we know? how is it that he says, I came down from heaven? And Jesus therefore answered and said unto them, Don't murmur among yourselves. For no man can come to me, except the Father which have sent me draw him: and I will raise him up at the last day ( John 6:42-44 ).