13:1-9 Israel was a peculiar people, and not to mingle with the nations. See the benefit of publicly reading the word of God; when it is duly attended to, it discovers to us sin and duty, good and evil, and shows wherein we have erred. We profit, when we are thus wrought upon to separate from evil. Those that would drive sin out of their hearts, the living temples, must throw out its household stuff, and all the provision made for it; and take away all the things that are the food and fuel of lust; this is really to mortify it. When sin is cast out of the heart by repentance, let the blood of Christ be applied to it by faith, then let it be furnished with the graces of God's Spirit, for every good work.

4, 5. before this—The practice of these mixed marriages, in open neglect or violation of the law, had become so common, that even the pontifical house, which ought to have set a better example, was polluted by such an impure mixture.

Eliashib the priest … was allied unto Tobiah—This person was the high priest (Ne 13:28; also Ne 3:1), who, by virtue of his dignified office, had the superintendence and control of the apartments attached to the temple. The laxity of his principles, as well as of his practice, is sufficiently apparent from his contracting a family connection with so notorious an enemy of Israel as Tobiah. But his obsequious attentions had carried him much farther; for to accommodate so important a person as Tobiah on his occasional visits to Jerusalem, Eliashib had provided him a splendid apartment in the temple. The introduction of so gross an impropriety can be accounted for in no other way than by supposing that in the absence of the priests and the cessation of the services, the temple was regarded as a common public building, which might, in the circumstances, be appropriated as a palatial residence.