Judas was in charge of the money, some of the disciples thought Jesus was telling him to buy what was needed for the feast. Others thought Jesus was talking about giving something to the poor.
Anyone who used to steal must never steal again. Instead, they should work, doing something useful with their own hands, so that they will have something to share with people in need.
It was just before the Passover Feast. Jesus knew that the time had come for him to leave this world and go to the Father. Jesus had always loved his disciples who were in the world, and he now loved them to the very end.