1 John 2:4; 1 John 2:22

1 John 2:4

4 He that saith, I know him, and keepeth not his commandments, is a liar, and the truth is not in him.

1 John 2:22

22 Who is a liar but he that denieth that Jesus is the Christ? He is antichrist, that denieth the Father and the Son.