1. For the Conductor; by David, a psalm, a song.
2. Let God rise, let His enemies be scattered, and let His enemies flee before Him.
3. As smoke is driven away, drive them away; as wax melts before fire, let the wicked perish before God.
4. And the righteous will rejoice, they will exult before God and delight with joy.
5. Sing to God, chant praises to His Name; extol Him Who rides upon the heavens with His Name, Yah, and exult before Him.

Tehillim Ohel Yoseph Yitzchok (Kehot Publication Society)

Tehillim is recited by Jewish people collectively and individually, as the desire occurs to offer praise and thanksgiving to G-d; or alternitavely, in times of crisis and need, as a form of supplication, and even as a venue to express regret for sin.

6. A father of orphans and judge of widows is God, in the abode of His holiness.
7. God settles the solitary into a home, and frees those bound in shackles; but the rebellious [are left to] dwell in an arid land.
8. O God, when You went out before Your nation, when You marched through the wilderness, Selah,
9. the earth trembled, even the heavens dripped before the presence of God; this mountain of Sinai [trembled] before the presence of God, the God of Israel.
10. You poured generous rain, O God; when Your heritage was weary, You secured it.
11. Your flock settled there; in Your goodness, O God, You prepare for the poor.
12. My Lord will fulfill the word of the heralds to a great legion:
13. Kings of armies will flee, they will flee; and she who inhabits the home will divide the loot.
14. Even if you lie upon the hearth,1 [you will be like] wings of a dove covered with silver, her pinions with brilliant gold.
15. When the Almighty scatters kings in her midst, those in the shadow of darkness will be made snow-white.
16. The mountain of God is a fertile mountain, the mountain of majestic peaks is a fertile mountain.
17. Why do you prance, O mountains of peaks? This is the mountain God has desired as His dwelling; the Lord will even dwell there forever.
18. The chariots of God are twice ten thousand, [with] thousands of angels; my Lord is in their midst, at Sinai, in holiness.
19. You ascended on high and took a captive,2 you seized gifts for man; and [now] even rebels dwell with Yah, God.
20. Blessed is my Lord, Who each day loads us [with beneficence], the God Who is our deliverance forever.
21. The Lord is a God of deliverances for us; and to God, my Lord, are the many avenues of death.
22. God alone crushes the heads of His enemies, the hairy skull of him who goes about in his guilt.
23. My Lord said, "I will bring back from Bashan,3 I will bring back from the depths of the sea,
24. that your foot may wade through [the enemy's] blood; that the tongue of your dogs may have its portion from your enemies.”
25. They saw Your ways, O God, the ways of my God, my King, in holiness.
26. The singers began, then the musicians, in the midst of the maidens playing timbrels.
27. In assemblies bless God; [bless] my Lord, O you who stem from Israel.
28. There Benjamin, the youngest, rules them; the princes of Judah stone them, [as do] the princes of Zebulun, and the princes of Naphtali.
29. Your God has decreed your strength. Show Your strength, O God, Who has wrought this for our sake.
30. Because of [the glory of] Your Sanctuary upon Jerusalem, kings will bring You tribute.
31. Rebuke the wild beast of the reeds, the assembly of mighty bulls among the calves of nations, [until] each submits himself with pieces of silver. Scatter the nations that desire wars.
32. Nobles will come from Egypt; Kush will hasten [to raise] its hands to God.
33. Kingdoms of the earth, sing to God; sing praise to my Lord forever!
34. To the One Who rides upon the loftiest of ancient heavens-behold He gives forth His voice, a voice of might.
35. Ascribe power to God; His majesty is over Israel, and His might is in the skies.
36. God, You are feared from Your Sanctuary; it is the God of Israel Who grants strength and power to His people; blessed is God.