{And some save} (hous de s(937a)ete). B omits hous de.
{Snatching them out of the fire} (ek puros harpazontes).
Present active participle of harpaz(935c), old verb, to seize.
Quotation from  Am 4:11  and  Zec 3:3 . Cf.  Ps 106:18 . Firemen
today literally do this rescue work. Do Christians? {And on some
have mercy with fear} (hous de ele(8374)e en phob(9369)). In fear "of
the contagion of sin while we are rescuing them" (Vincent). For
this idea see  1Pe 1:17  3:15  2Co 7:1  Php 2:12 . {Spotted}
(espil(936d)enon). Perfect passive participle of spilo(935c), late and
common verb (from spilos, spot,  2Pe 2:13 ), in N.T. only here
and  Jas 3:6 .