(25) باب بَيَانِ أَنَّهُ يُسْتَجَابُ لِلدَّاعِي مَا لَمْ يَعْجَلْ فَيَقُولُ دَعَوْتُ فَلَمْ يُسْتَجَبْ لِي
Abu Huraira reported that Allah's Messenger (ﷺ) said:
The supplication of every one of you is granted if he does not grow impatient and says: I supplicated but it was not granted.
Reference: Sahih Muslim 2735 a
In-book reference: Book 48, Hadith 125
USC-MSA web (English) reference(deprecated numbering scheme): Book 35, Hadith 6593