Sahih Muslim
The Book of Marriage (Kitab Al-Nikah)
Book Number: 008 / Hadith Number: 3457
Abu Huraira (Allah be pleased with him) reported Allah's Messenger (may peace be upon him) as saying: A woman may be married for four reasons: for her property, her status. her beauty and her religion, so try to get one who is religious, may your hand be besmeared with dust.