"They came to the tree of life and they set great terrors around it, fiery living beings called cherubim; and they left a flaming sword in the midst, turning continually with a great terror, so that no one from among earthly beings might ever enter that place."
http://www.gnosis.org/naghamm/origin-Barnstone.html
"So he drove out the man; and he placed at the east of the garden of Eden Cherubims, and a flaming sword which turned every way, to keep the way of the tree of life."
https://www.biblegateway.com/passage/?search=Genesis%203%3A24&version=KJV
"A flaming sword is a sword which is glowing with a flame which is produced by some supernatural power. Flaming swords have existed in legends and myths for thousands of years."
https://en.wikipedia.org/wiki/Flaming_sword_(mythology)