Revelation 3: Sardis

Spiritually, the assembly in Sardis was like a slumbering city even as invading armies (of sin, perhaps) were gathering outside the walls.

Revelation 1: In the Spirit on the Lord’s Day

I was in [the] Spirit on the Lordโ€™s Day, and I heard behind me a voice loud as a trumpet saying, โ€œWrite what you see into a book