This verse is a song of praise to God, the Creator of all things, recognizing His power and wisdom in sustaining the earth. The psalmist marvels at how the Lord established the world, causing the earth to stand firmly, and how He fills the world with His creations, including the animals and human beings. The verse is a reminder of God's sovereignty over the universe and His providential care for all of His creation.
The psalmist is aware that our unwavering trust in the Lord as our everlasting hope and source of strength will result in the constant reverberation of our joyful praises throughout the universe and into the eternal ages. With the accompaniment of all the celestial beings, our voices will unite in a ceaseless procession of reverence and eternal celebration of the Almighty God.
As His redeemed children, it is fitting for us to emulate the attitude of gratefulness expressed by the joyful psalmist. Our hearts and voices should be raised in a continual offering of praise to Him. It is our duty to rejoice in the Lord at all times and sing His praises throughout our lives, for we have been saved by grace through faith in Christ, both in this present time and for all eternity.

Dear Heavenly Father, I offer You my heartfelt thanks for Your everlasting love and strength. I rejoice in Your presence and Your greatness, and I am grateful for Your sacrifice that has saved me through faith in Christ. I will sing Your praises and offer You my sacrifice of praise always, for You are my hope and my joy. May my heart and voice always be lifted in worship and adoration to You, the King of all creation.
In Jesus's name I pray. Amen.