1 John 5:2

Young's Literal Translation 1862

in this we know that we love the children of God, when we may love God, and His commands may keep;

Cross References

John 15:17

`These things I command you, that ye love one another;

1 John 2:3

and in this we know that we have known him, if his commands we may keep;

1 John 2:5

and whoever may keep his word, truly in him the love of God hath been perfected; in this we know that in him we are.

1 John 3:14

we -- we have known that we have passed out of the death to the life, because we love the brethren; he who is not loving the brother doth remain in the death.

1 John 4:21

and this `is' the command we have from Him, that he who is loving God, may also love his brother.