A Commentary, Critical, Practical, and Explanatory on the Old and New Testaments, by Robert Jamieson, A.R. Fausset and David Brown [1882] at sacred-texts.com
All nations are invited to unite in this most joyful praise.
new song--literally, "fresh," or new mercies (Psa 33:3; Psa 40:3).
show forth--literally, "declare joyful tidings."
salvation--illustrates His glory in its wonders of love and mercy.
For He is not a local God, but of universal agency, while idols are nothing.
Honour and majesty--are His attendants, declared in His mighty works, while power and grace are specially seen in His spiritual relations to His people.
Give--or, "ascribe" (Psa 29:1) due honor to Him, by acts of appointed and solemn worship in His house.
offering--of thanks.
beauty of holiness-- (Psa 29:2).
fear . . . him-- (Psa 2:11).
Let all know that the government of the world is ordered in justice, and they shall enjoy firm and lasting peace (compare Psa 72:3, Psa 72:7; Isa 9:6-7).
For which reason the universe is invoked to unite in joy, and even inanimate nature (Rom 8:14-22) is poetically represented as capable of joining in the anthem of praise.