Thy filthiness; literally, thy brass; probably as alluding to the tribute referred to in the previous verses, "brass" being taken as used scornfully for money generally. Possibly, however, as in Jeremiah 6:28, the word stands for the symbol of shame and vileness (compare our brazen faced), and so justifies the rendering of the Authorized Version and Revised Version.
Thy nakedness discovered; i.e. interpreting the parable, the intercourse of Judah with foreign nations had simply exposed the points that were moot open to attack (Genesis 42:9). By the blood of thy children.
The words may refer specially to the Moloch sacrifices of Jeremiah 6:21, but may also include the lavish waste of life as well as treasure which had been the consequence of the foreign alliances. The harlot city is indicated as being also a murderess.