Arabic Text
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا عَبْدُ الأَعْلَى بْنُ عَبْدِ الأَعْلَى، عَنْ مَعْمَرٍ، عَنْ يَحْيَى بْنِ أَبِي كَثِيرٍ، عَنْ أَبِي نَضْرَةَ، عَنْ أَبِي سَعِيدٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ " أَوْتِرُوا قَبْلَ أَنْ تُصْبِحُوا " .
English Translation
Abu Sa'id (al Khudri) reported Allah's Apostle (ﷺ) as saying: Observe Witr prayer before it is morning. Abu Sa'id reported that they (the Prophet's Companions) asked the Messenger of Allah (ﷺ) about Witr (prayer). (In reply to their inquiry) he said: Observe Witr prayer before it is morning.
This hadith is from Sahih Muslim, one of the most rigorously authenticated collections in Islamic scholarship. No editorial opinion is added.