Thirukkural 746

எல்லாப் பொருளும் உடைத்தாய் இடத்துதவும் நல்லாள் உடையது அரண்.

Ellā p porul-um udaittāy idattutavum Nallāḷ udaiyatu araṇ.

A man possesses all wealth when he has a virtuous wife who aids him in his station. Her presence is his fortress.