a house divided against itself cannot stand

Etymology
With reference to Matthew 12:25, Mark 3:25.

Proverb

 * 1) A group or organisation weakened by internal dissent will not remain united.
 * 2) * 1858,, speech, 16 Jun 1858:
 * ‘A house divided against itself cannot stand.’ I believe this government cannot endure, permanently half slave and half free.
 * ‘A house divided against itself cannot stand.’ I believe this government cannot endure, permanently half slave and half free.