Afroasiatic

https://en.wikipedia.org/wiki/Afroasiatic_languages

Neolithic languages family with estimates ranging from 10000BC to 18kya. Since the Neolithic spread only in the last 10k years, this might be a bit on the high end. But ancient elements might have split earlier than updates of later populations. Good Linguistics

The oldest evidence of burial customs in the Horn of Africa comes from cemeteries in Somalia dating back to the 4th millennium BC.