Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
tabarani:5393 – al-Miqdām b. Dāwud > Asad b. Mūsá > Sufyān b. ʿUyaynah > Manṣūr > Hilāl b. Yasāf > Saʿd b. ʿUbādah > Āstaʾdhan Mustaqbil al-Bāb

[Machine] The Prophet ﷺ said, "Do not seek permission from someone facing the door."  

الطبراني:٥٣٩٣ – حَدَّثَنَا الْمِقْدَامُ بْنُ دَاوُدَ ثنا أَسَدُ بْنُ مُوسَى ثنا سُفْيَانُ بْنُ عُيَيْنَةَ عَنْ مَنْصُورٍ عَنْ هِلَالِ بْنِ يَسَافٍ عَنْ سَعْدِ بْنِ عُبَادَةَ أَنَّهُ اسْتَأْذَنَ مُسْتَقْبِلَ الْبَابِ فَقَالَ

لَهُ النَّبِيُّ ﷺ «لَا تَسْتَأْذِنْ مُسْتَقْبِلَ الْبَابِ»  

See similar narrations below:

Collected by Suyūṭī