Abu Burda bin Niyar · The Book of Faith

That people from the- tribe of 'Abdul-Qais came to the Messenger of Allah (ﷺ) and said: Messenger of Allah, we belong to the tribe of Rabi'a and there live between you and us the unbelievers of the Mudar tribe and we find it impossible to come to you except in the sacred months; direct us to a deed which we must communicate to those who have been left behind us and by doing which we may enter heaven. Upon this…

I have no concern with one with whom the Messenger of Allah (ﷺ) has no concern, Verily the Messenger of Allah (ﷺ) has no concern with that woman who wails loudly, shaves her hair and tears (her garment in grief).

Don't you know? -and narrated to her: Verily the Messenger of Allah (ﷺ) said: I have no concern with one who shaved her hair, lamented loudly and tore (her clothes in grief).