Rev 9:10 | ESV | STEP | they had breastplates like breastplates of iron , and the noise of their wings was like the noise of many chariots with horses rushing into battle .

‏ Revelation of John 9:10

10 they had breastplates like breastplates of iron, and the noise of their wings was ^alike the noise of many chariots with ^bhorses rushing into battle.