(For of necessity he must release one unto them at the feast.)
Matthew 27:15
Now at that feast the governor was wont to release unto the people a prisoner, whom they would.
Mark 15:6
Now at that feast he released unto them one prisoner, whomsoever they desired.
John 18:39
But ye have a custom, that I should release unto you one at the passover: will ye therefore that I release unto you the King of the Jews?