Here rescuing is spoken of as if it were ransoming, buying back. Alternate translation: "In famine God will rescue you from danger" (See: [[rc://en/ta/man/translate/figs-metaphor]])
Here "hands" probably represents the people who attack with weapons, including swords. Alternate translation: "violent people" or "people who attack you" (See: [[rc://en/ta/man/translate/figs-synecdoche]])