1 John 2:4

2:4 The one who says “I have come to know God” and yet does not keep his commandments is a liar, and the truth is not in such a person.

1 John 2:18

Warning About False Teachers

2:18 Children, it is the last hour, and just as you heard that the antichrist is coming, so now many antichrists have appeared. We know from this that it is the last hour.

1 John 5:5

5:5 Now who is the person who has conquered the world except the one who believes that Jesus is the Son of God?

1 John 5:11

5:11 And this is the testimony: God has given us eternal life, and this life is in his Son.