Narrated Jabir
When Negus died, the Prophet (ﷺ) said, "Today a pious man has died. So get up and offer the funeral prayer for your brother Ashama."
Narrated Jabir bin `Abdullah Al-Ansari
Allah's Messenger (ﷺ) led the funeral prayer for the Negus and made us stand in rows behind him and I was in the second or third row.
Narrated Jabir bin `Abdullah
The Prophet (ﷺ) offered the funeral prayer for Ashama, the Negus, with four Takbir.
Narrated Abu Huraira
that Allah's Messenger (ﷺ) informed them (i.e. his companions) of the death of Negus, the king of Ethiopia, on the very day on which the latter died, and said, "Ask Allah's Forgiveness for your brother"
Abu Huraira further said
"Allah's Messenger (ﷺ) made them (i.e. the Muslims) stand in rows at the Musalla (i.e. praying place) and led the funeral prayer for the Negus and said four Takbir."