Mark 7:1-3

1Now the Pharisees and some of the scribes came from Jerusalem and gathered around Him,

2and they had seen that some of His disciples ate their bread with [ceremonially] impure hands, that is, unwashed [and defiled according to Jewish religious ritual].

3(For the Pharisees and all of the Jews do not eat unless they carefully wash their hands, holding firmly to the traditions of the elders;