'Cannot' in the Bible

saying, "What should we do with these men? For it is plain to all who live in Jerusalem that a notable miraculous sign has come about through them, and we cannot deny it.

Now some men came down from Judea and began to teach the brothers, "Unless you are circumcised according to the custom of Moses, you cannot be saved."

For the king knows about these things, and I am speaking freely to him, because I cannot believe that any of these things has escaped his notice, for this was not done in a corner.

Paul said to the centurion and the soldiers, "Unless these men stay with the ship, you cannot be saved."