search ... with candles - or lamps; so as to leave no dark corner in it wherein sin can escape the punishment, of which the Chaldeans are My instruments (compare Zep 1:13; Luk 15:8).
settled on their lees - “hardened” or crusted; image from the crust formed at the bottom of wines long left undisturbed (Jer 48:11). The effect of wealthy undisturbed ease (“lees”) on the ungodly is hardening: they become stupidly secure (compare Psa 55:19; Amo 6:1).
Lord will not do good ... evil - They deny that God regards human affairs, or renders good to the good; or evil to the evil, but that all things go haphazard (Psa 10:4; Mal 2:17).