2. light--is a figurative representation of the glory of the invisible
God
(Mt 17:2;
1Ti 6:16).
Its use in this connection may refer to the first work of creation
(Ge 1:3).
stretchest out the heavens--the visible heavens or sky which cover the
earth as a curtain
(Isa 40:12).
JFB.
Picture Study Bible