Matthew 22:39

And a second like unto it is this, Thou shalt love thy neighbor as thyself.

Leviticus 19:18

Thou shalt not take vengeance, nor bear any grudge against the children of thy people; but thou shalt love thy neighbor as thyself: I am Jehovah.

Matthew 19:19

Honor thy father and mother; and, Thou shalt love thy neighbor as thyself.

Galatians 5:14

For the whole law is fulfilled in one word, even in this: Thou shalt love thy neighbor as thyself.

Mark 12:31

The second is this, Thou shalt love thy neighbor as thyself. There is none other commandment greater than these.

Luke 10:27-37

And he answering said, Thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy strength, and with all thy mind; and thy neighbor as thyself.

Romans 13:9-10

For this, Thou shalt not commit adultery, Thou shalt not kill, Thou shalt not steal, Thou shalt not covet, and if there be any other commandment, it is summed up in this word, namely, Thou shalt love thy neighbor as thyself.

Romans 15:2

Let each one of us please his neighbor for that which is good, unto edifying.

Galatians 6:10

So then, as we have opportunity, let us work that which is good toward all men, and especially toward them that are of the household of the faith.

James 2:8

Howbeit if ye fulfil the royal law, according to the scripture, Thou shalt love thy neighbor as thyself, ye do well:

Treasury of Scripture Knowledge

Summary

And the second is like unto it, Thou shalt love thy neighbour as thyself.

General references

Bible References

Neighbour

Luke 10:29
But he, desiring to justify himself, said unto Jesus, And who is my neighbor?
Romans 15:2
Let each one of us please his neighbor for that which is good, unto edifying.
Galatians 6:10
So then, as we have opportunity, let us work that which is good toward all men, and especially toward them that are of the household of the faith.

General references

Luke 6:31
And as ye would that men should do to you, do ye also to them likewise.
1 John 4:21
And this commandment have we from him, that he who loveth God love his brother also.

American Standard Version Public Domain