NT-EPISTLES.filter - rwp thermos:

rwp@John:18:18 @{A fire of coals} (\anthrakian\). Old word, in LXX, only here and strkjv@21:9| in N.T. A heap of burning coals (\anthrax\, coal). Cf. our "anthracite." It was cold (\psuchos n\). "There was coldness." The soldiers had apparently returned to their barracks. {Were warming themselves} (\ethermainonto\). Direct middle imperfect indicative of \thermain\ (from \thermos\). Songs:as to \thermainomenos\ about Peter. "Peter, unabashed by his lie, joined himself to the group and stood in the light of the fire" (Dods).