1 John 2:22
2:22 Who is the liar but the person who denies that Jesus is the Christ? This one is the antichrist: the person who denies the Father and the Son.
1 John 3:23
3:23 Now this is his commandment: that we believe in the name of his Son Jesus Christ and love one another, just as he gave us the commandment.
1 John 4:10
4:10 In this is love: not that we have loved God, but that he loved us and sent his Son to be the atoning sacrifice for our sins.
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 5:9
5:9 If we accept the testimony of men, the testimony of God is greater, because this is the testimony of God that he has testified concerning his Son.
1 John 5:13
Assurance of Eternal Life
5:13 I have written these things to you who believe in the name of the Son of God so that you may know that you have eternal life.