The Book on Marriage
Jāmiʿ at-Tirmidhī 1092
بِسْمِ اللَّهِ اللَّهُمَّ جَنِّبْنَا الشَّيْطَانَ وَجَنِّبِ الشَّيْطَانَ مَا رَزَقْتَنَا فَإِنْ قَضَى اللَّهُ بَيْنَهُمَا وَلَدًا لَمْ يَضُرَّهُ الشَّيْطَانُ
bismi-Llāh Allāhumma jannibnā ash-shayṭāna wajannibi ash-shayṭāna mā razaqtanā fa-in qaḍā-Llāh baynahumā waladan lam yaḍurrah ash-shayṭānu
Transliteration generated from the Arabic vowel marks
The full narration
Ibn Abbas narrated that:The Messenger of Allah said: "If anyone of you, when having sexual intercourse with his wife, says: (Bismillah, Allahumma jannibnash-Shaitana wa jannibish-Shaitana ma razaqtana) 'In the Name of Allah, O Allah! Protect me from Shaitan and protect what you bestow upon us from Shaitan' - then if Allah decrees that they should have a child, Shaitan will not be able to harm him
Source
Jāmiʿ at-Tirmidhī · 1092
- Ahmad Muhammad Shakir: Sahih
- Al-Albani: Sahih
- Bashar Awad Maarouf: Hasan Sahih
- Zubair Ali Zai: Sahih - Agreed Upon