Narrated Zaid bin Khalid: It rained (because of the Prophet's invocation for rain) and the Prophet said, "Allah said, 'Some of My slaves have become disbelievers in Me, and some others, believers in Me.'"
Hadith ReferenceSahih Bukhari / The Book of Tauhid (Islamic Monotheism) / Hadith: 7503
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة