Ezekiel 1:13
As for the likeness of the living creatures, their appearance was like burning coals of fire, and like the appearance of lamps: it went up and down among the living creatures; and the fire was bright, and out of the fire went forth lightning.
Cross-reference
Ezekiel 1:7 describes the creatures' feet like burnished brass, while 1:13 describes their fiery appearance; both are physical aspects of the same vision.
Ezekiel 10:2 continues the same vision, with burning coals taken from among the cherubim seen in chapter 1.
Ezekiel 10:7 describes fire from the cherubim, directly continuing the imagery of chapter 1.
Ezekiel 10:15 explicitly identifies the cherubim as the living creatures from chapter 1, confirming the connection.
Daniel 10:6 describes eyes as lamps of fire, directly echoing the 'appearance of lamps' among the living creatures in Ezekiel.
Revelation 4:5 directly alludes to Ezekiel's vision with lightning and seven torches of fire before the throne.
In Hebrews 1:7, angels are described as flames of fire, echoing the fiery living creatures in Ezekiel's vision.
Psalm 80:1 depicts God enthroned upon the cherubim, the same beings Ezekiel sees, and calls for Him to shine forth.