Sahih Bukhari, Hadith: Q5127, (37) Chapter. Whoever said, A marriage is not valid except through the Wali (i.e., her father or her brother or her relative etc.)

صحيح البخاري

Sahih Bukhari

كتاب النكاح

The Book of (The Wedlock)

باب من قال لا نكاح إلا بولي:

(37) Chapter. Whoever said, A marriage is not valid except through the Wali (i.e., her father or her brother or her relative etc.)