John Gills Exposition of the Bible Commentary - Psalms 103:21
Bless ye the Lord, all ye his hosts ,.... Which some understand of the sun, moon, and stars, sometimes called the hosts of heaven; and who in their way bless and praise the Lord; see Psalm 148:2 . Others, of the angels, as before; who are sometimes styled the heavenly host, Luke 2:13 , and may be so called from their numbers, there being legions of them; and for their military employment, in guarding and protecting the saints, in encamping about them, and fighting for them. Or rather,... read more
Matthew Henry's Complete Commentary - Psalms 103:19-22
Here is, I. The doctrine of universal providence laid down, Ps. 103:19. He has secured the happiness of his peculiar people by promise and covenant, but the order of mankind, and the world in general, he secures by common providence. The Lord has a throne of his own, a throne of glory, a throne of government. He that made all rules all, and both by a word of power: He has prepared his throne, has fixed and established it that it cannot be shaken; he has afore-ordained all the measures of his... read more