¹⁰ Anyone who loves their brother and sister^[a] lives in the light,^(A) and there is nothing in them to make them stumble.^(B)

¹⁰ This is how we know who the children of God^(A) are and who the children of the devil^(B) are: Anyone who does not do what is right is not God’s child, nor is anyone who does not love^(C) their brother and sister.^(D)

¹⁴ We know that we have passed from death to life,^(A) because we love each other. Anyone who does not love remains in death.^{(B) 15} Anyone who hates a brother or sister^(C) is a murderer,^(D) and you know that no murderer has eternal life residing in him.^(E)

¹⁶ This is how we know what love is: Jesus Christ laid down his life for us.^(F) And we ought to lay down our lives for our brothers and sisters.^{(G) 17} If anyone has material possessions and sees a brother or sister in need but has no pity on them,^(H) how can the love of God be in that person?^(I)