Mark 15:6

6 Now it was the custom at the festival to release a prisoner whom the people requested.

Read Mark 15:6 Using Other Translations

Now at that feast he released unto them one prisoner, whomsoever they desired.
Now at the feast he used to release for them one prisoner for whom they asked.
Now it was the governor’s custom each year during the Passover celebration to release one prisoner—anyone the people requested.