Can two walk together, except they be agreed? (Amos 3:3)

That they all may be one; as thou, Father, art in me, and I in thee, that they also may be one in us: that the world may believe that thou hast sent me. (John 17:21)

John 17:21 (KJV)

Behold, how good and how pleasant it is for brethren to dwell together in unity! It is like the precious ointment upon the head, that ran down upon the beard, even Aaron's beard: that went down to the skirts of his garments. (Psalm 133:1-2)

Psalms 133:1 (KJV)

There is one body, and one Spirit, even as ye are called in one hope of your calling; One Lord, one faith, one baptism, One God and Father of all, who is above all, and through all, and in you all. (Ephesians 4:4-6)

Ephesians 4:4 (KJV)

If it be possible, as much as lieth in you, live peaceably with all men. (Romans 12:18)

Romans 12:18 (KJV)

And the eye cannot say unto the hand, I have no need of thee: nor again the head to the feet, I have no need of you. (1 Corinthians 12:21)

1 Corinthians 12:21 (KJV)

Fulfil ye my joy, that ye be likeminded, having the same love, being of one accord, of one mind. (Philippians 2:2)

Philippians 2:2 (KJV)