“Judge not, lest ye be judged” is a Bible verse from Matthew 7:1
Also...
Luke 6:37: "Do not judge, and you will not be judged. Condemn not, and you shall not be condemned. Forgive, and you will be forgiven"
Romans 2:1-3: "You, therefore, have no excuse, you who pass judgment on someone else, for at whatever point you judge another, you are condemning yourself"
Luke 6:31-36: "Do to others as you would have them do to you"
Proverbs 31:9: "Speak up and judge fairly; defend the rights of the poor and needy"