1 John 5:2

2 G1722 By G5129 this G1097 we know [G5719] G3754 that G25 we love [G5719] G5043 the children G2316 of God G3752 , when G25 we love [G5719] G2316 God G2532 , and G5083 keep [G5725] G846 his G1785 commandments.

ERV⁽ⁱ⁾ ² Hereby we know that we love the children of God, when we love God, and do his commandments.