The Book of Jihad and Expedition (Kitab Al-Jihad wa'l-Siyar)

Muslim :: Book 19 : Hadith 4295

Sulaiman b. Buraida repotted on the authority of his father that when Allah's Messenger (may peace be upon him) sent an Amir with a detachment he called him and advised him. The rest of the hadith is the same.