Sunan an-Nasa'i #5456 · The Book of Seeking Refuge with Allah

Sunan an-Nasa'iIt was narrated from Shutair bin Shakal bin Humaid
Sunan an-Nasa'i · Book 50 · The Book of Seeking Refuge with Allah
Sunan an-Nasa'i · كتاب 50 · كتاب الاستعاذة بالله
"I said: 'O Messenger of Allah, teach me a supplication from which I may benefit.' He said: 'Say: Allahumma 'afini min sharri sam'i, wa basari, wa lisani, wa qalbi, wa min sharri mani (O Allah, protect me from the evil of my hearing, my seeing, my tongue and my heart, and from the evil of my sperm.)'" - Meaning sexual organ
أَخْبَرَنَا عُبَيْدُ بْنُ وَكِيعِ بْنِ الْجَرَّاحِ، قَالَ حَدَّثَنَا أَبِي، عَنْ سَعْدِ بْنِ أَوْسٍ، عَنْ بِلاَلِ بْنِ يَحْيَى، عَنْ شُتَيْرِ بْنِ شَكَلِ بْنِ حُمَيْدٍ، عَنْ أَبِيهِ، قَالَ قُلْتُ يَا رَسُولَ اللَّهِ عَلِّمْنِي دُعَاءً أَنْتَفِعُ بِهِ ‏.‏ قَالَ ‏
"‏ قُلِ اللَّهُمَّ عَافِنِي مِنْ شَرِّ سَمْعِي وَبَصَرِي وَلِسَانِي وَقَلْبِي وَمِنْ شَرِّ مَنِيِّي ‏"‏ ‏.‏ يَعْنِي ذَكَرَهُ ‏.‏
Reference : Sunan an-Nasa'i 5456In-book reference : Book 50, Hadith 29