A host is an army. Possible meanings are 1) "host" refers to the army of living beings that God created in the heavens. Alternate translation: "with all their angel armies ... the angel armies of heaven worship you" or 2) "host" is a metaphor that refers to the multitude of lights in the sky. Alternate translation: "with all the stars ... the multitude of stars in the sky worship you" (See: [[rc://en/ta/man/translate/figs-metaphor]] and [[rc://en/ta/man/translate/figs-personification]])