Matthew 7:12 Everything, therefore, be it what it may, that you would have men do to you, do you also the same to them; for in this the Law and the Prophets are summed up. (WEY)
Matthew 22:40 The whole of the Law and the Prophets is summed up in these two Commandments." (WEY)
Romans 13:9 For the commandments, "You shall not commit adultery," "You shall not murder," "You shall not steal," "You shall not give false testimony," "You shall not covet," and whatever other commandments there are, are all summed up in this saying, namely, "You shall love your neighbor as yourself." (WEB WEY ASV DBY YLT NAS RSV NIV)
Galatians 5:14 For the whole law is fulfilled in one word, in this: "You shall love your neighbor as yourself." (See NIV)