Revelation 1:12
And I turned to see the voice that spake with me. And being turned, I saw seven golden candlesticks;
Cross-reference
Revelation 1:13 reveals what John saw when he turned — the Son of Man standing among the golden lampstands.
In Revelation 1:19, John is told to write what he has seen, which includes the seven lampstands he turned to see.
In Revelation 2:1, Jesus is described walking among the same seven golden lampstands, directly continuing the vision.
In Exodus 25:37, the seven lamps on the golden lampstand prefigure the seven lampstands seen here.
In Zechariah 4:2, a lampstand with seven lamps echoes the seven golden lampstands of this vision.
In Exodus 25:31, the design of the golden lampstand foreshadows the seven lampstands John sees.
In Exodus 37:23, the seven lamps for the lampstand directly correspond to the seven lampstands here.