The "Host" of the Lord is a symbol of the Messengers of God, the Righteous, the servants, the evangelists of the Truth of God's Will, leading an active struggle against evil, against lawlessness with the Light of Truth of His Commandments, their proclamation destroying sin, protecting, defending the Truth of God's Word against all invasion, against its distortion, perversion.
"The "army" of God are pious people united by the common goal of the spiritual enlightenment of the nations, the victory over the iniquities of the world, waging "War" - a spiritual struggle with the opponents of the Will of God.
"The Host of Heaven", are God's "Angels" - His Messengers, Evangelists of His holy Will, the Righteous, united in the "Host of Heaven" by knowledge, figurative "Heaven" - the Word of God, by execution, by proclamation of His Will.
The negative meaning of
"The host of heaven" is a symbol of treacherous rulers, representatives of the corrupt system of ruling the nations.
"The host of heaven" are God-haters, unholy active, aggressive ministers of various cruel, cunning political ideologies, false religious beliefs and philosophies, who in their fanaticism intend to destroy the Good, the Truth, who with their sinful ideologies, false doctrines, they oppress nations, enslave and damage the conscience and mind of man, in their malice, envy, revenge, they militate, - expel, persecute and persecute the righteous, physically destroy the evangelists of God's Will.