7 Dhu al-Hijjah: the imam’s teaching sermon.
8 Dhu al-Hijjah: Tarwiyah, Fajr and departure to Mina, followed by a stay there.
9 Dhu al-Hijjah: Fajr in Mina, then onward to Arafat (next level).
Keep these three dates separate to avoid mixing the sermon, Mina stay, and Arafat standing.