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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
suyuti:4-2041b – ʿAli
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السيوطي:٤-٢٠٤١b –

"عَنْ عَلِىٍّ قَالَ: مَا سَقَتِ السَّمَاءُ فَمِنْ كُلِّ عَشَرَةٍ وَاحِدٌ، وَمَا سُقِىَ بِالغَرْبِ فَمِنْ كُلِّ عِشْرِينَ وَاحِدٌ".  

[ق] البيهقى في السنن

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Collected by Bayhaqī
bayhaqi:7493 – Yaḥyá > Isrāʾīl b. Yūnus > Abū Isḥāq > ʿĀṣim b. Ḍamrah > ʿAlī

[Machine] What the sky has watered is one out of every ten, and what has been watered in the west is one out of every twenty.  

البيهقي:٧٤٩٣ – قَالَ وَحَدَّثَنَا يَحْيَى ثنا إِسْرَائِيلُ بْنُ يُونُسَ عَنْ أَبِي إِسْحَاقَ عَنْ عَاصِمِ بْنِ ضَمْرَةَ عَنْ عَلِيٍّ ؓ قَالَ

مَا سَقَتِ السَّمَاءُ فَمِنْ كُلِّ عَشَرَةٍ وَاحِدٌ وَمَا سُقِيَ بِالْغَرْبِ فَمَنْ كُلِّ عِشْرِينَ وَاحِدٌ