Verse from Leviticus

不可报复，也不可向你的族人怀恨，却要爱你的邻舍好象爱自己；我是耶和华。 (利未记 19:18)

Do not seek revenge or bear a grudge against anyone among your people, but love your neighbor as yourself. I am the Lord.
(Leviticus 19:18)