If you look at the next verse, Rev 22:5 this is talking about heaven. What it will be like for those who overcome.

I Timothy 6:16 - mortal man cannot see Him. I John 4:12- no one has seen God John 6:46- Jesus says no one has seen God John 1:18- no one has seen God Exodus 33:20 - this is why

If you look at the next verse, Rev 22:5 this is talking about heaven. What it will be like for those who overcome.