ENOfficial
Abu Sa'id al-Khudri said: The Prophet (ﷺ) was more modest than a virgin in her apartment, and when he saw anything of which he disapproved we could recognise the fact in his face. (Bukhari and Muslim.)
Source: sunnah.com
Other translations
Arabic
وَعَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ قَالَ: كَانَ النَّبِيُّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ أَشَدَّ حَيَاءً مِنَ الْعَذْرَاءِ فِي خِدْرِهَا فَإِذَا رَأَى شَيْئًا يَكْرَهُهُ عَرَفْنَاهُ فِي وَجْهِهِ. مُتَّفَقٌ عَلَيْهِ
sunnah.com