God's punishing his people is spoken of as if his anger were a burning hot liquid that he poured out on them. Alternate translation: "because of his fierce anger, he punished his people" or "in fierce anger he responded to his people" (See: [[rc://en/ta/man/translate/figs-metaphor]])
This represents God causing Israel's enemies to start a fire in Jerusalem. Alternate translation: "He caused a fire to start in Zion" (See: [[rc://en/ta/man/translate/figs-metonymy]])
Here "her foundations" represents the whole city, even the part of the city that would be ruined last. Alternate translation: "that burned down the city, even its foundations" (See: [[rc://en/ta/man/translate/figs-synecdoche]])