General Information:

Yahweh continues to talk to Jeremiah. He is telling Jeremiah what to say to the king of Judah and the king's mother.

that your skirts are raised up and you have been violated

This means that the enemy soldiers will rape the Judean women. This can be stated in active form. AT: "that the enemy soldiers will lift up the skirts of your women and rape them" (See: rc://en/ta/man/translate/figs-euphemism and rc://en/ta/man/translate/figs-activepassive)