(43) Asking Permission
كتاب الاسْتِئْذَانُ
(487) Chapter: Someone asking permission to come in to visit
(487) بَابُ يَسْتَأْذِنُ عَلَى أُمِّهِ
Al-Adab Al-Mufrad 1060 
Muslim ibn Nadhir said, "A man asked Hudhayfa, 'Should I ask permission to enter where my mother is?' He replied, 'If you were not to ask her permission, you would see what you dislike.'"
حَدَّثَنَا آدَمُ، قَالَ‏:‏ حَدَّثَنَا شُعْبَةُ، عَنْ أَبِي إِسْحَاقَ قَالَ‏:‏ سَمِعْتُ مُسْلِمَ بْنَ نَذِيرٍ يَقُولُ‏:‏ سَأَلَ رَجُلٌ حُذَيْفَةَ فَقَالَ‏:‏ أَسْتَأْذِنُ عَلَى أُمِّي‏؟‏ فَقَالَ‏:‏ إِنْ لَمْ تَسْتَأْذِنْ عَلَيْهَا رَأَيْتَ مَا تَكْرَهُ‏.‏
Grade :  Hasan (Al-Albani) حـسـن  (الألباني)حكم :
Reference : Al-Adab Al-Mufrad 1060
In-book reference : Book 43, Hadith 10
English translation : Book 43, Hadith 1060