(21) باب بِشَارَةِ مَنْ سَتَرَ اللَّهُ تَعَالَى عَيْبَهُ فِي الدُّنْيَا بِأَنْ يَسْتُرَ عَلَيْهِ فِي الآخِرَةِ
Abu Huraira reported Allah's Apostle (ﷺ) as saying:
The servant (who conceals) the faults of others in this world, Allah would conceal his faults on the Day of Resurrection.
Reference: Sahih Muslim 2590 b
In-book reference: Book 45, Hadith 93
USC-MSA web (English) reference(deprecated numbering scheme): Book 32, Hadith 6267