en_tn_lite_do_not_use/rev/04/07.md

living creature

"living being" or "living thing." See how you translated this in Revelation 4:6

full of eyes on top and underneath

The top and bottom of each wing was covered with eyes.

who is to come

Existing in the future is spoken of as coming. (See: rc://en/ta/man/translate/figs-metaphor)