1 My dear children, I write this to you so that you will not sin. But if anybody does sin, we have an advocate with the Father—Jesus Christ, the Righteous One.
References for 1 John 2:1
2 He is the atoning sacrifice for our sins, and not only for ours but also for the sins of the whole world.
References for 1 John 2:2

Love and Hatred for Fellow Believers

3 We know that we have come to know him if we keep his commands.
References for 1 John 2:3
4 Whoever says, “I know him,” but does not do what he commands is a liar, and the truth is not in that person.
References for 1 John 2:4
5 But if anyone obeys his word, love for Goda is truly made complete in them. This is how we know we are in him:
References for 1 John 2:5
    • c 2:5 - Or "word, God’s love"
      6 Whoever claims to live in him must live as Jesus did.
      References for 1 John 2:6
      7 Dear friends, I am not writing you a new command but an old one, which you have had since the beginning. This old command is the message you have heard.
      References for 1 John 2:7
      8 Yet I am writing you a new command; its truth is seen in him and in you, because the darkness is passing and the true light is already shining.
      9 Anyone who claims to be in the light but hates a brother or sisterb is still in the darkness.
      References for 1 John 2:9
        • d 2:9 - The Greek word for "brother or sister" ("adelphos" ) refers here to a believer, whether man or woman, as part of God’s family; also in verse 11; and in 3:15, 17; 4:20; 5:16.
          10 Anyone who loves their brother and sisterc lives in the light, and there is nothing in them to make them stumble.
          References for 1 John 2:10
            • e 2:10 - The Greek word for "brother and sister" ("adelphos" ) refers here to a believer, whether man or woman, as part of God’s family; also in 3:10; 4:20, 21.
              11 But anyone who hates a brother or sister is in the darkness and walks around in the darkness. They do not know where they are going, because the darkness has blinded them.
              References for 1 John 2:11