Matthew 22:37

“Hear, O Israel! Yahweh is our God, Yahweh is one!

“You shall love Yahweh your God with all your heart and with all your soul and with all your might.

“So now, Israel, what does Yahweh your God ask from you, but to fear Yahweh your God, to walk in all His ways and love Him, and to serve Yahweh your God with all your heart and with all your soul,

And for this reason He is the mediator of a new covenant, so that, since a death has taken place for the redemption of the trespasses that were committed under the first covenant, those who have been called may receive the promise of the eternal inheritance.

And this commandment we have from Him, that the one who loves God should love his brother also.