1 Corinthians 5:11

11But now I am writing to you that you must not associate with anyone who claims to be a brother or sister The Greek word for brother or sister (adelphos) refers here to a believer, whether man or woman, as part of God’s family; also in 8:11, 13. but is sexually immoral or greedy, an idolater or slanderer, a drunkard or swindler. Do not even eat with such people.