10 C'est en cela que se révèlent les enfants de Dieu, et les enfants du diable. Quiconque ne pratique pas la justice et n'aime pas son frère, n'est point de Dieu.
10
This is how we know who the children of God are and who the children of the devil are: Anyone who does not do what is right is not God’s child, nor is anyone who does not love their brother and sister.
The Ostervald translation is in the public domain.