Luke 6:31
Yes, you must practice dealing with others as you would like them to deal with you.
Matthew 7:12
Then you must practice dealing with others as you would like for them to deal with you, for this is the summing up of the law and the prophets.
Galatians 5:14
For the whole law is summed up in one saying, "You must love your neighbor as you do yourself."
Matthew 22:39
The second is like it: 'You must love your neighbor as you do yourself.'
James 2:8-16
But if you really observe the law of the King in accordance with the Scripture, "You must love your neighbor as you do yourself," you are doing right;