'Firmament' in the Bible
And God said, Let there be a firmament in the midst of the waters, and let it divide the waters from the waters.
And God made the firmament, and divided the waters which were under the firmament from the waters which were above the firmament: and it was so.
And God called the firmament Heaven. And the evening and the morning were the second day.
And God said, Let there be lights in the firmament of the heaven to divide the day from the night; and let them be for signs, and for seasons, and for days, and years:
And let them be for lights in the firmament of the heaven to give light upon the earth: and it was so.
And God set them in the firmament of the heaven to give light upon the earth,
And God said, Let the waters bring forth abundantly the moving creature that hath life, and fowl that may fly above the earth in the open firmament of heaven.
{To the chief Musician, A Psalm of David.} The heavens declare the glory of God; and the firmament sheweth his handywork.
Who lays the beams of His upper chambers in the waters [above the firmament],Who makes the clouds His chariot,Who walks on the wings of the wind,
Praise ye the LORD. Praise God in his sanctuary: praise him in the firmament of his power.
“When He established the heavens, I [Wisdom] was there;When He drew a circle upon the face of the deep,
And the likeness of the firmament upon the heads of the living creature was as the colour of the terrible crystal, stretched forth over their heads above.
And under the firmament were their wings straight, the one toward the other: every one had two, which covered on this side, and every one had two, which covered on that side, their bodies.
And there was a voice from the firmament that was over their heads, when they stood, and had let down their wings.
And above the firmament that was over their heads was the likeness of a throne, as the appearance of a sapphire stone: and upon the likeness of the throne was the likeness as the appearance of a man above upon it.
Then the Spirit lifted me up, and I heard a great rushing sound behind me, “Blessed be the glory of the Lord in His place [above the expanse].”
Then I looked, and, behold, in the firmament that was above the head of the cherubims there appeared over them as it were a sapphire stone, as the appearance of the likeness of a throne.
And they that be wise shall shine as the brightness of the firmament; and they that turn many to righteousness as the stars for ever and ever.
"But immediately after those times of distress the sun will be darkened, the moon will not shed her light, the stars will fall from the firmament, and the forces which control the heavens will be disordered and disturbed.
the stars will be seen falling from the firmament, and the forces which are in the heavens will be disordered and disturbed.