The Book of the Prohibited actions
Riyad as-Salihin #946
كتاب الأمور المنهي عنها
وعن جرير رضي الله عنه قال: سألت رسول الله صلى الله عليه وسلم عن نظر الفجأة فقال: «اصرف بصرك» ((رواه مسلم)).
Jarir bin 'Abdullah (May Allah be pleased with him) said:
I asked the Messenger of Allah (ﷺ) about (the Islamic ruling on) accidental glance (i.e., at a woman one is not Islamically allowed to look at) and he ordered me to turn my eyes away..
وعن جرير رضي الله عنه قال: سألت رسول الله صلى الله عليه وسلم عن نظر الفجأة فقال: "اصرف بصرك" ((رواه مسلم)).
I asked the Messenger of Allah (ﷺ) about (the Islamic ruling on) accidental glance (i.e., at a woman one is not Islamically allowed to look at) and he ordered me to turn my eyes away..
— Riyad as-Salihin, Hadith 946