Albert Barnes Commentary Proverbs 17

Sacrifices - The feast accompanied the offerings (Proverbs 7:14). Part of the victims were burned upon the altar; the rest was consumed by the worshipper and his friends. The house full of sacrifices was therefore one abounding in sumptuous feasts.

The “servant,” it must be remembered, was a slave, but (as in such cases as Genesis 15:2; 2 Samuel 16:4) might succeed to the inheritance.

Wonderful as is the separation of the pure metal from the dross with which it has mingled, there is something yet more wonderful in the divine discipline which purifies the good that lies hidden, like a grain of gold, even in rough and common natures, and frees it from all admixture of evil. Compare Malachi 3:2; 1 Peter 1:7.

The two clauses describe two phases of the mutual affinities of evil. The evil-doer delights in lies, the liar in bad words.

He that is glad at calamities - A temper common at all times as the most hateful form of evil; the Greek ἐπιχαιρεκακία epichairekakia. The sins spoken of in both clauses occur also in Job’s vindication of his integrity (Proverbs 31:13, Proverbs 31:29).