Jami` at-Tirmidhi 887
جامع الترمذي#887Da'ifAbdullah bin Malik narrated:"Ibn Umar prayed at Jam (Muzdalifah), so he combined two prayers with the Iqamah, and he said: 'I saw the Messenger of Allah doing the same as this at the place
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirShadh
Al-AlbaniSahih
Zubair Ali ZaiDaif
In-book reference: 9:80