So I tell you this, and insist on it in the Lord, that you must no longer live as the Gentiles do, in the futility of their thinking.
References for Ephesians 4:17
They are darkened in their understanding and separated from the life of God because of the ignorance that is in them due to the hardening of their hearts.
References for Ephesians 4:18
Having lost all sensitivity, they have given themselves over to sensuality so as to indulge in every kind of impurity, and they are full of greed.
References for Ephesians 4:19
That, however, is not the way of life you learned
when you heard about Christ and were taught in him in accordance with the truth that is in Jesus.