When the Prophet (sallallahu alayhi wa sallam) passed water he performed ablution and sprinkled his penis. Abu Dawud and Nasai transmitted it.
وَعَن الحكم بن سُفْيَان
قَالَ: كَانَ النَّبِيُّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: إِذَا بَالَ تَوَضَّأَ وَنَضَحَ فَرْجَهُ
When the Prophet (sallallahu alayhi wa sallam) passed water he performed ablution and sprinkled his penis. Abu Dawud and Nasai transmitted it.
Who passed it on, from Al-Khatib at-Tibrizi back to the one who was there.
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