That indicates the principles of the cult are well-established, and the silencing is not a recent idea.
Why Does The Cult Think Talking Is A Sin?
There are several clues that the primary reason behind their silence is the Burned Ones.

Was Azrael Part Of The Cult Since She Can’t Talk?
Both she and Kenan bear a neck scar, so their vocal cords were also removed at some point.

Custom image by Yailin Chacon

Many years following the apocalypse, a devout cult of mute zealots hunts down a young woman, Azrael, who has escaped her imprisonment. Recaptured by its ruthless leaders, Azrael is to be sacrificed to pacify an ancient evil that resides deep within the surrounding wilderness – yet she will stop at nothing to ensure her own survival. In what follows, Azrael makes a savage bid for freedom as her escape accelerates towards a vicious, revenge-fueled showdown.





