Hadith 8:1406
Abu Bakr narrated to us, he said: Sharik narrated to us, from Salamah ibn Kuhayl, from Sa’id ibn Jubayr, from Ibn ‘Umar, that he combined the two prayers at Jam’ (Muzdalifah). Then he said: I saw the Messenger of Allah, may Allah bless him and grant him peace, do it.
حدثنا أبو بكر قال حدثنا شريك عن سلمة بن كهيل عن سعيد بن جبير عن بن عمر أنه جمع بين الصلاتين بجمع ثم قال رأيت رسول الله صلى الله عليه وسلم فعله