Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
bayhaqi:18070 – Abū al-Ḥusayn b. al-Faḍl al-Qaṭṭān > Abū Bakr b. ʿAttāb > al-Qāsim > al-Jawharī > Ibn Abū Ūways > Ismāʿīl b. Ibrāhīm b. ʿUqbah from his uncle Mūsá b. ʿUqbah > Qāl Ibn Shihāb > Saʿīd b. al-Musayyib

[Machine] And he used to do that for those who married widows from the Arab tribes, and this is also a letter, except that it is good.  

البيهقي:١٨٠٧٠ – أَخْبَرَنَا أَبُو الْحُسَيْنِ بْنُ الْفَضْلِ الْقَطَّانُ أنبأ أَبُو بَكْرِ بْنُ عَتَّابٍ ثنا الْقَاسِمُ هُوَ الْجَوْهَرِيُّ ثنا ابْنُ أَبِي أُوَيْسٍ ثنا إِسْمَاعِيلُ بْنُ إِبْرَاهِيمَ بْنِ عُقْبَةَ عَنْ عَمِّهِ مُوسَى بْنِ عُقْبَةَ قَالَ قَالَ ابْنُ شِهَابٍ أَخْبَرَنِي سَعِيدُ بْنُ الْمُسَيِّبِ أَنَّ عُمَرَ بْنَ الْخَطَّابِ ؓ فَرَضَ فِي كُلِّ سَبْيٍ فُدِيَ مِنَ الْعَرَبِ سِتَّةَ فَرَائِضَ

وَأَنَّهُ كَانَ يَقْضِي بِذَلِكَ فِيمَنْ تَزَوَّجَ الْوَلَائِدَ مِنَ الْعَرَبِ وَهَذَا أَيْضًا مُرْسَلٌ إِلَّا أَنَّهُ جَيِّدٌ