Genesis 13:6

Overview - Genesis 13
1	Abram and Lot return with great riches out of Egypt.
6	Strife arises between Abram's herdsmen and those of Lot.
8	Abram meekly refers it to Lot to choose his part of the country,
10	and Lot goes to Sodom.
14	God renews the promise to Abram.
18	He removes to Hebron, and there builds an altar.

Genesis 13:6  (King James Version)
And the land was not able to bear them, that they might dwell together: for their substance was great, so that they could not dwell together.