This poem is a tribute to everything in God, including the stars, the sun and the moon, the fish in the sea and the birds in the sky, as well as the livestock and various insects on the ground. They all exist because of God's creation, and show the greatness and glory of God in the universe.
Psalm 148 begins: "Praise the Lord! Praise the Lord, all the hosts in the sky! All his stars will shout together. " Here, we praise God's creation and call on all creatures to praise God together.
Then, the poem further describes the fish in the sea, the birds in the sky, the livestock on the ground and all kinds of insects, all of which perform their duties in their respective posts, showing the wisdom and ability of God. This is a praise for God's creation and control.
Finally, the psalm encourages people to cheer, praise and worship God for the stars in the sky, the children on the earth and the fish in the sea.
Therefore, the significance of Psalm 148 lies in praising and respecting the greatness and glory of God, encouraging people to admit God's creation and control, and praising and worshiping God.