Participation in Battles Alongside the Holy Prophet (sa)

With the exception of the Battle of Tabuk, Hazrat Ali (ra) participated alongside the Holy Prophet (sa) in all battles, including the Battle of Badr. On the occasion of the Battle of Tabuk, the Holy Prophet (sa) had instructed him to take care of his family.

(Ali Ibn al-Athir, Usd al-Ghabah fi Ma‘rifat al-Sahabah, Vol. 4, Dhikr Ali bin Abi Talib [Beirut, Lebanon: Dar al-Fikr, 2003], 92)