1 Chronicles 12:22 - Matthew Poole's English Annotations on the Holy Bible

At that time, i.e. while he was at Ziklag, and in his march to Hebron, and principally at Hebron, as the next verse explains it. Like the host of God, i.e. innumerable, like the stars or angels, both which are called God's hosts. Otherwise, the host of God, i.e. a very great host, great things being so called, as cedars, mountains, &c. of God. But the particle of likeness here added excludes this sense, for it had been very improper to say, a great host like a great host, i.e. like itself.