Hadith
حَدَّثَنِي يَحْيَى، عَنْ مَالِكٍ، عَنْ يَحْيَى بْنِ سَعِيدٍ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، أَنَّ عُمَرَ بْنَ الْخَطَّابِ، قَضَى فِي الْمَرْأَةِ إِذَا تَزَوَّجَهَا الرَّجُلُ أَنَّهُ إِذَا أُرْخِيَتِ السُّتُورُ فَقَدْ وَجَبَ الصَّدَاقُ .
Yahya related to me from Malik from Yahya ibn Said from Said ibn al-Musayyab that 'Umar ibn al-Khattab decided about the woman who was married by a man and the marriage had been consummated, that the bride-price was obligatory
Sahih · Salim al-Hilali
Muwatta Malik 1102 ·Book 28, Hadith 12·Also available on sunnah.com·