TSK
Treasury of Scripture Knowledge references in WEB.
Elisha prayed, and said, "Yahweh, please open his eyes, that he may see." Yahweh opened the eyes of the young man; and he saw: and behold, the mountain was full of horses and chariots of fire around Elisha.
As for the likeness of the living creatures, their appearance was like burning coals of fire, like the appearance of torches: [the fire] went up and down among the living creatures; and the fire was bright, and out of the fire went forth lightning.
For the Sadducees say that there is no resurrection, nor angel, nor spirit; but the Pharisees confess all of these.
Aren't they all serving spirits, sent out to do service for the sake of those who will inherit salvation?