Matthew 22:35-39

and one of them, a lawyer, did question, tempting him, and saying, ‘Teacher, which [is] the great command in the Law?’ And Jesus said to him, ‘Thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thine understanding — this is a first and great command; and the second [is] like to it, Thou shalt love thy neighbour as thyself