# these dreamers
These are the people who disobey God, probably because they claim to have seen visions that gave them authority to do so.
# pollute their bodies
The people sinning is spoken of as if they were making their bodies unclean. Alternate translation: "sin and defile themselves" (See: [[rc://en/ta/man/translate/figs-metaphor]])
# say slanderous things
"speak insults"
# glorious ones
This refers to spiritual beings, such as angels.