148:2 [angels worship God] Praise Him, all His angels [means “messenger” which is one of their basic tasks], praise Him, all His heavenly hosts [see Ps. 103:20-21].
148:3 Praise Him, sun and moon [participants in worshiping God], praise Him, all you shining stars [morning stars or planets visible at dawn].
148:4 Praise Him, you highest heavens and you waters above the skies [expression for the source of the various forms of precipitation; see Gen. 1:7].
148:5 Let them [angels, sun, moon, stars] praise [along with service to God, praise is a part of their purpose] the name of the Lord [deserves praise because He is the Creator], for He commanded [God created everything by His word] and they [angels, sun, moon, stars] were created [creature should praise Creator].