Mark 3:25
And if a house be divided against itself, that house cannot stand.
Genesis 13:7-8
And there shall be a strife between the shepherds of Abram's cattle, and between the shepherds of Lot's cattle; and the Canaanite and the Perizzite then dwelt in the land.
Genesis 37:4
And his brethren will see that their father loved him above all his brethren, and they will hate him, and will not be able to speak to him for peace.
Psalm 133:1
Song of ascensions to David. Behold, how good and how pleasant the dwelling of brethren even together.
Galatians 5:15
And if ye bite and devour one another, see ye that ye be not laid waste by one another.
James 3:16
For where envy and intrigue, there confusion and every bad deed.