Cross reference
Romans 13:10
10 Love doesn't harm a neighbor. Love therefore is the fulfillment of the law.
Romans 13:8
8 Owe no one anything, except to love one another; for he who loves his neighbor has fulfilled the law.
Matthew 22:39-40
39 A second likewise is this, 'You shall love your neighbor as yourself.'
40 The whole law and the prophets depend on these two commandments."
1 Corinthians 13:4-7
4 Love is patient and is kind; love doesn't envy. Love doesn't brag, is not proud,
5 doesn't behave itself inappropriately, doesn't seek its own way, is not provoked, takes no account of evil;
6 doesn't rejoice in unrighteousness, but rejoices with the truth;
7 bears all things, believes all things, hopes all things, endures all things.