Strongs: H8314
H8314 @ שׂרף ώârâph saw-rawf' From H8313 {burning} that {is} (figuratively) poisonous (serpent); specifically a saraph or symbolical creature (from their copper color): - fiery ({serpent}) seraph.
Numbers:21:6
Numbers:21:8
Deuteronomy:8:15
Isaiah:6:2
Isaiah:6:6
Isaiah:14:29
Isaiah:30:6