For out of Jerusalem shall go forth a remnant, and they that escape out of mount Zion: the zeal of the LORD of hosts shall do this.
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George Leo Haydock
Sion. These shall repeople the land. In a higher sense, the Christian Church was propagated by the few Jews who believed. (Calmet)
Zeal, or ardent love. (Menochius)
Of hosts, is added in the Protestant version, as being deficient in the Hebrew. (Haydock)
It is found in several manuscripts. (Kennicott)