بِسْمِ اللَّهِ الَّذِي لَا يَضُرُّ مَعَ اسْمِهِ شَيْءٌ فِي الْأَرْضِ وَلَا فِي السَّمَاءِ وَهُوَ السَّمِيعُ الْعَلِيمُ
In the name of Allah, with whose name nothing on earth or in the heavens can cause harm, and He is the All-Hearing, the All-Knowing.
Bismillahil-ladhi la yadhurru ma'asmihi shay'un fil-ardi wa la fis-sama'i wa huwas-Samee'ul-'Aleem
When to Read
This powerful dua is recommended to be recited three times in the morning and three times in the evening. It is particularly relevant when facing potential harm from natural elements, including swarms of insects that can be bothersome or even dangerous, or when you feel vulnerable to any form of affliction. Reciting it instills a sense of reliance on Allah and seeks His divine shield against all perceived and unperceived evils.
How to Read
Recite this dua with sincere intention and full conviction in Allah's power to protect. It is best recited after the Fajr (morning) and Asr (afternoon) prayers, facing the Qiblah if possible, and with a calm and focused state of mind. Remember that the true efficacy of any dua lies in the sincerity of the heart and the belief in Allah's response.
Virtues & Benefits
The Prophet Muhammad ﷺ stated that whoever recites this dua three times in the morning and three times in the evening will not be afflicted by any sudden calamity. This protection extends to all forms of harm, including that which might come from swarms of insects, pests, or any other creature. It is a shield granted by Allah to those who seek refuge in Him, ensuring peace and safety from worldly troubles. (Sunan Abu Dawud 5088, Sunan At-Tirmidhi 3388 - graded Sahih by Al-Albani)
Source & Authentication
Usman ibn Affan (may Allah be pleased with him) reported: The Messenger of Allah ﷺ said: "He who says: 'In the name of Allah, with Whose name nothing on earth or in the heavens can cause harm, and He is the All-Hearing, the All-Knowing' (Bismillahil-ladhi la yadhurru ma'asmihi shay'un fil-ardi wa la fis-sama'i wa huwas-Samee'ul-'Aleem) three times every morning, will not be afflicted by any sudden calamity until the evening. And he who says it three times in the evening will not be afflicted by any sudden calamity until the morning." (Sunan Abu Dawud 5088, Sunan At-Tirmidhi 3388)