Verse 1
"A Psalm of praise." Make a a joyful noise unto the LORD, all ye lands.
(a) He prophecies that God's benefits in calling the Gentiles will be so great that they will have wonderful opportunity to praise his mercy and rejoice.
Verse 3
Know ye that the LORD he [is] God: [it is] he [that] hath b made us, and not we ourselves; [we are] his people, and the sheep of his pasture.
(b) He chiefly means concerning spiritual regeneration, by which we are his sheep and people.
Verse 4
c Enter into his gates with thanksgiving, [and] into his courts with praise: be thankful unto him, [and] bless his name.
(c) He shows that God will not be worshipped, but by those means which he has appointed.
Verse 5
For the LORD [is] good; his mercy [is] d everlasting; and his truth [endureth] to all generations.
(d) He declares that we should never be weary in praising him, seeing his mercies toward us last forever.