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suyuti:4-2806bʿAli > al-Yamīn Maʿ al-Shāhid
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السيوطي:٤-٢٨٠٦b

"عَنْ عَلِىٍّ قَالَ: الْيَمِينُ مَعَ الشَّاهِدِ فَإِنْ لَمْ يَكُنْ بيِّنَةٌ فَاليَمِينُ عَلَى الْمُدَّعَى عَلَيْهِ إِذَا كَانَ قَدْ خَالَطَهُ فَإِنْ نَكَلَ حَلَفَ المدَّعِى".  

[ق] البيهقى في السنن

See similar narrations below:

Collected by Bayhaqī
bayhaqi:20741Abū Naṣr b. Qatādah > Abū al-ʿAbbās Muḥammad b. Isḥāq b. Ayyūb al-Ṣibghī > al-Ḥasan b. ʿAlī b. Ziyād > Ibn Abū Ūways > Ḥusayn b. ʿAbdullāh b. Ḍumayrah b. Abū Ḍumayrah from his father from his grandfather > ʿAlī b. Abū Ṭālib

[Machine] "He said, the oath is with the witness, and if he does not have evidence, then the oath is upon the accused, if he has associated with him. And if he refuses, the accuser must take an oath."  

البيهقي:٢٠٧٤١أَخْبَرَنَا أَبُو نَصْرِ بْنُ قَتَادَةَ أنبأ أَبُو الْعَبَّاسِ مُحَمَّدُ بْنُ إِسْحَاقَ بْنِ أَيُّوبَ الصِّبْغِيُّ ثنا الْحَسَنُ بْنُ عَلِيِّ بْنِ زِيَادٍ ثنا ابْنُ أَبِي أُوَيْسٍ حَدَّثَنِي حُسَيْنُ بْنُ عَبْدِ اللهِ بْنِ ضُمَيْرَةَ بْنِ أَبِي ضُمَيْرَةَ عَنْ أَبِيهِ عَنْ جَدِّهِ عَنْ عَلِيِّ بْنِ أَبِي طَالِبٍ ؓ

أَنَّهُ قَالَ الْيَمِينُ مَعَ الشَّاهِدِ فَإِنْ لَمْ يَكُنْ لَهُ بَيِّنَةٌ فَالْيَمِينُ عَلَى الْمُدَّعَى عَلَيْهِ إِذَا كَانَ قَدْ خَالَطَهُ فَإِنْ نَكَلَ حَلَفَ الْمُدَّعِي