Revelation 1:15
And his feet like unto fine brass, as if they burned in a furnace; and his voice as the sound of many waters.
Cross-reference
Revelation 2:18 repeats the description of feet like burnished bronze, directly linking Jesus' appearance in the letter to Thyatira to this vision.
Revelation 14:2 repeats the voice like many waters, echoing the same divine voice imagery from this vision.
In Revelation 19:6, the same 'roar of many waters' describes the multitude's praise, echoing Christ's majestic voice.
Ezekiel 1:7 describes the living creatures' feet like burnished bronze, the exact imagery used here for Christ's feet.
Ezekiel 43:2 describes God's glory sound as 'like many waters'—direct OT parallel to Christ's voice here.
Daniel 10:6 describes legs like burnished bronze and a voice like a multitude, directly paralleling both the feet and voice here.
Ezekiel 1:24 compares cherubim's wings to 'many waters', linked to the Almighty's sound—parallel to Christ's voice.
Psalm 93:4 declares God's might greater than many waters—Christ's voice likened to that roar shows divine authority.