This is a “verb” passage. It implores us to sing. Not just sing, but sing a new song. To open up, to not be a follower, pre-molded; but to lift our own heart-voice to Him with words from deep within us.
To share our personal story, our personal LORD, with all the earth. We are asked to see and know Him. To set Him above the other objects striving for our worship.
This is a fair and just LORD. He is not temporary or temperamental.
All His earth is called to not just praise Him, but … read the rest. . .