Be not deceived: evil companions corrupt good morals.
All Commentaries on 1 Corinthians 15:33 Go To 1 Corinthians 15
Cyprian of Carthage
AD 258
But for the rest, let our most beloved brethren firmly decline, and avoid the words and conversations of those whose word creeps onwards like a cancer; as the apostle says, "Evil communications corrupt good manners.".
And again, "Evil communications corrupt good manners.".
Also in the first Epistle of Paul to the Corinthians: "Evil communications corrupt good dispositions."