Help each other, whenever you can.

If you see your brother’s ox or his sheep wandering, do not go by without helping, but take them back to your brother.
Deuteronomy 22:1

1)Mat 22:37 And he said to him, Have love for the Lord your God with all your heart, and with all your soul, and with all your mind.
Mat 22:38 This is the first and greatest rule.
Mat 22:39 And a second like it is this, Have love for your neighbour as for yourself.
Mat 22:40 On these two rules all the law and the prophets are based

References
1Mat 22:37 And he said to him, Have love for the Lord your God with all your heart, and with all your soul, and with all your mind.
Mat 22:38 This is the first and greatest rule.
Mat 22:39 And a second like it is this, Have love for your neighbour as for yourself.
Mat 22:40 On these two rules all the law and the prophets are based