الظلمات الثلاث – المراجع العلمية

“The Developing Human” – Keith Moore.

“Three veils of darkness”

The embryo passes from one stage of development to another within three covers which have been expressed by the Qur’an as “Three veils of darkness”. These are taken to mean the following:

a) The abdominal wall,

b) Uterine Wall,

c) The placenta with its choriono-amniotic membranes.