NET
7 because they had too many possessions to be able to stay together, and the land where they had settled was not able to support them because of their livestock.
Darby
7 For their property was too great for them to dwell together, and the land where they were sojourners could not bear them, because of their cattle.
KJV
7 For their riches were more than that they might dwell together; and the land wherein they were strangers could not bear them because of their cattle.