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.
bayhaqi:13645Abū al-Fatḥ Muḥammad b. ʿAbdullāh al-Rayyis Bi-al-Rrī > Jaʿfar b. ʿAbdullāh b. Yaʿqūb > Muḥammad b. Hārūn > Abū Kurayb > Abū Khālid al-Aḥmar And ʿUbayd b. Ziyād al-Farrāʾ > Ḥajjāj > Ḥuṣayn > al-Shaʿbī > al-Ḥārith > ʿAlī > Lā Nikāḥ Illā Biwalī Walā Nikāḥ Illā Bishuhūd Rawāh Yazīd b. Hārūn > Ḥajjāj

[Machine] "He said, 'There is no marriage except with a guardian and two upright witnesses.' And this is a witness for the narration of Mujalid, and we narrated it from Ubaidullah bin Abu Rafi' from Ali."  

البيهقي:١٣٦٤٥وَأَخْبَرَنَا أَبُو الْفَتْحِ مُحَمَّدُ بْنُ عَبْدِ اللهِ الرَّيِّسُ بِالرِّيِّ ثنا جَعْفَرُ بْنُ عَبْدِ اللهِ بْنِ يَعْقُوبَ ثنا مُحَمَّدُ بْنُ هَارُونَ ثنا أَبُو كُرَيْبٍ ثنا أَبُو خَالِدٍ الْأَحْمَرُ وَعُبَيْدُ بْنُ زِيَادٍ الْفَرَّاءُ عَنْ حَجَّاجٍ عَنْ حُصَيْنٍ عَنِ الشَّعْبِيِّ عَنِ الْحَارِثِ عَنْ عَلِيٍّ ؓ قَالَ لَا نِكَاحَ إِلَّا بِوَلِيٍّ وَلَا نِكَاحَ إِلَّا بِشُهُودٍ رَوَاهُ يَزِيدُ بْنُ هَارُونَ عَنْ حَجَّاجٍ

وَقَالَ لَا نِكَاحَ إِلَّا بِوَلِيٍّ وَشَاهِدَيْ عَدْلٍ وَهَذَا شَاهِدٌ لِرِوَايَةِ مُجَالِدٍ وَرُوِّينَاهُ عَنْ عُبَيْدِ اللهِ بْنِ أَبِي رَافِعٍ عَنْ عَلِيٍّ