I asked Anas bin Malik, "Tell me what you remember from Messenger of Allah ﷺ (regarding these questions): Where did he offer the Zuhr and ʿAsr prayers on the day of Tarwiya (8th day of Dhul- Hijja)?" He relied, "(He offered these prayers) at Mina." I asked, "Where did he offer the ʿAsr prayer on the day of Nafr (i.e. departure from Mina on the 12th or 13th of Dhul-Hijja)?" He replied, "At Al- Abtah," and then added, "You should do as your chiefs do."  

عَنِ النَّبِيِّ ﷺ أَيْنَ صَلَّى الظُّهْرَ وَالْعَصْرَ يَوْمَ التَّرْوِيَةِ قَالَ بِمِنًى قُلْتُ فَأَيْنَ صَلَّى الْعَصْرَ يَوْمَ النَّفْرِ قَالَ بِالأَبْطَحِ ثُمَّ قَالَ افْعَلْ كَمَا يَفْعَلُ أُمَرَاؤُكَ  

I went out to Mina on the day of Tarwiya and met Anas going on a donkey. I asked him, "Where did the Prophet ﷺ offer the Zuhr prayer on this day?" Anas replied, "See where your chiefs pray and pray similarly."  

خَرَجْتُ إِلَى مِنًى يَوْمَ التَّرْوِيَةِ فَلَقِيتُ أَنَسًا ؓ ذَاهِبًا عَلَى حِمَارٍ فَقُلْتُ أَيْنَ صَلَّى النَّبِيُّ ﷺ هَذَا الْيَوْمَ الظُّهْرَ فَقَالَ انْظُرْ حَيْثُ يُصَلِّي أُمَرَاؤُكَ فَصَلِّ