He also says, “Lord, in the beginning you placed the earth on its foundations, and the heavens are the work of your hands.
“Write this to the angel of the church in Laodicea: The Amen speaks these words. He is the faithful and true witness, the ruler over God’s creation.
The words “once more” show that the things that can be shaken (that is, created things) are going to be taken away. Then the things that can’t be shaken will remain.