وَحَدَّثَنِي عَنْ مَالِكٍ، أَنَّهُ بَلَغَهُ عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، أَنَّهُ قَالَ قَالَ عُمَرُ بْنُ الْخَطَّابِ لاَ تُنْكَحُ الْمَرْأَةُ إِلاَّ بِإِذْنِ وَلِيِّهَا أَوْ ذِي الرَّأْىِ مِنْ أَهْلِهَا أَوِ السُّلْطَانِ ‏.‏

Yahya related to me from Malik that he had heard that Said ibnal-Musayyab had said that Umar ibn al-Khattab said, "A woman is onlymarried with the consent of her guardian, someone of her family withsound judgement or the Sultan. Translation Not Available

Book Ref: Muwatta Imam Malik Book 28 Hadith 1098
Web Ref:  Muwatta Imam Malik Book 28 Hadith 5