"I am the messenger of the Messenger of Allah ﷺ to you. He says, 'Remain at your ritual stations, for you are upon a heritage from the heritage of your father Ibrahim .'"
أخبرنا قتيبة قال حدثنا سفيان عن عمرو بن دينار عن عمرو بن عبد الله بن صفوان أن يزيد بن شيبان قال كنا وقوفا بعرفة مكانا بعيدا من الموقف فأتانا
إني رسول رسول الله ﷺ إليكم يقول كونوا على مشاعركم فإنكم على إرث من إرث أبيكم إبراهيم عليه السلام
[Its isnad is sahih] Tirmidhi narrated it in the Book of Hajj, Chapter on What Has Been Said Regarding Standing at Arafat and Supplication There, no. 883, from Qutayba with this chain, and he said, hasan sahih. It is also found in Kubra, no. 4010. Ibn Khuzayma graded it sahih, no. 2818, as did Hakim (1/462) and Dhahabi. Sufyan bin Uyayna explicitly stated that he heard it directly, as recorded by Humaydi.