(15) باب الْقَوْلِ عِنْدَ الْمَطَرِ
It was narrated from 'Aishah that:
When it rained the Messenger of Allah would say: "Allahummaj'alhu Sayyiban nafi`a. (O Allah, make it beneficial rain)." (ID)
Reference (ID): Sunan an-Nasa'i 1523 (ID)
In-book reference (ID): Book 17, Hadith 20 (ID)
English translation (ID): Vol. 2, Book 17, Hadith 1524 (ID)