Acts 10:23, 28, 48
So Peter invited them in as his guests. And the next day he got ready and went with them, accompanied by some of the brothers from Joppa. . . .

Luke 15:2
So the Pharisees and scribes began to grumble: "This man welcomes sinners and eats with them."

1 Corinthians 5:11
But now I am writing you not to associate with anyone who claims to be a brother but is sexually immoral or greedy, an idolater or a verbal abuser, a drunkard or a swindler. With such a man do not even eat.

2 John 1:10
If anyone comes to you but does not bring this teaching, do not receive him into your home or even greet him.