Tribute, Spoils, and Rulership (Kitab Al-Kharaj, Wal-Fai' Wal-Imarah)
Dawud :: Book 19 : Hadith 2946
Narrated Aisha, Ummul Mu'minin:
The Prophet (peace_be_upon_him) was brought a pouch containing bead and divided it among free women and slave women. Aisha said: My father used to divide things between free men and slave.