Mark 7:2-3, 8

and 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]. (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

You disregard and neglect the commandment of God, and cling [faithfully] to the tradition of men.”