1 Corinthians 1:10

But I exhort you, brethren, through the name of our Lord Jesus Christ, that you may all speak the same things, and that there may be no schisms among you; but you may be perfected in the same mind and in the same disposition.

Philippians 2:2-5

fill my joy, that you may think the same thing, having the same divine love, being like-minded, thinking this one thing;

Hebrews 13:1

Let brotherly love continue.

John 13:35

in this shall all know that you are my disciples, if you may have divine love one with another.

John 17:21

that they may all be one, as thou, Father, art in me, and I in thee, that they also may be in us; that the world may believe that thou didst send me.

1 Peter 3:8

And finally, all being like-minded, sympathetic, loving the brethren, merciful, humble:

Ephesians 4:3-6

endeavoring to keep the unity of the Spirit in the bond of peace.

1 John 3:14-19

We know that we have passed out of the death into the life, because we love the brethren with divine love; the one loving not with divine love, abides in the death.

Treasury of Scripture Knowledge

Summary

{A Song of degrees of David.} Behold, how good and how pleasant it is for brethren to dwell together in unity!

General references

Bible References

How good

John 13:35
in this shall all know that you are my disciples, if you may have divine love one with another.
John 17:21
that they may all be one, as thou, Father, art in me, and I in thee, that they also may be in us; that the world may believe that thou didst send me.
1 Corinthians 1:10
But I exhort you, brethren, through the name of our Lord Jesus Christ, that you may all speak the same things, and that there may be no schisms among you; but you may be perfected in the same mind and in the same disposition.
Ephesians 4:3
endeavoring to keep the unity of the Spirit in the bond of peace.
Philippians 2:2
fill my joy, that you may think the same thing, having the same divine love, being like-minded, thinking this one thing;
Hebrews 13:1
Let brotherly love continue.
1 Peter 3:8
And finally, all being like-minded, sympathetic, loving the brethren, merciful, humble:
1 John 3:14
We know that we have passed out of the death into the life, because we love the brethren with divine love; the one loving not with divine love, abides in the death.

General references

Mark 3:25
and if a house may be divided against itself, that house will not be able to stand;