Narrated Ash-Sharid ibn Suwayd ath-Thaqafi:
Sharid's mother left a will to emancipate a believing slave on her behalf. So he came to the Prophet (ﷺ) and said: Messenger of Allah, my mother left a will that I should emancipate a believing slave for her, and I have a black Nubian slave-girl. He mentioned a tradition about the test of the girl.
Abu Dawud said: Khalid b. 'Abd Allah narrated this tradition direct from the Prophet (ﷺ). He did not mention the name of al-Sharid.
Narrated Mu'awiyah b. al-Hakam al-Sulami:
I said: Messenger of Allah, I have a slave girl whom I slapped. This grieved the Messenger of Allah (ﷺ). I said to him: Should I not emancipate her? He said: Bring her to me. He…
Narrated Abu Hurairah:
A man brought the Prophet (ﷺ) a black slave girl. He said: Messenger of Allah, emancipation of believing slave is due to me. He asked her: Where is Allah ? She pointed to the heaven with her finger…