1 John 1:6
If we say that we have fellowship with him and walk in the darkness, we lie and don’t tell the truth.
World English Bible (Public Domain)
In context
Before · 1 John 1:4–5
4And we write these things to you, that our joy may be fulfilled. 5This is the message which we have heard from him and announce to you, that God is light, and in him is no darkness at all.
6If we say that we have fellowship with him and walk in the darkness, we lie and don’t tell the truth.