1. By David, when he feigned insanity before Avimelech,1 who then drove him away, and he left.
2. I bless the Lord at all times; His praise is always in my mouth.
3. My soul glories in the Lord; let the humble hear it and rejoice.
4. Exalt the Lord with me, and let us extol His Name together.
5. I sought the Lord and He answered me; He delivered me from all my fears.

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.

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6. Those who look to Him are radiant; their faces are never humiliated.
7. This poor man called, and the Lord heard; He delivered him from all his tribulations.
8. The angel of the Lord camps around those who fear Him, and rescues them.
9. Taste and see that the Lord is good; fortunate is the man who trusts in Him.
10. Fear the Lord, you His holy ones, for those who fear Him suffer no want.
11. Young lions may want and hunger, but those who seek the Lord shall not lack any good thing.
12. Come, children, listen to me; I will teach you the fear of the Lord.
13. Who is the man who desires life, who loves long life wherein to see goodness?
14. Guard your tongue from evil, and your lips from speaking deceit.
15. Turn away from evil and do good, seek peace and pursue it.
16. The eyes of the Lord are directed toward the righteous, and His ears toward their cry.
17. The wrath of the Lord is upon the evildoers, to excise their memory from the earth.
18. But when they [repent and] cry out, the Lord hears, and saves them from all their troubles.
19. The Lord is close to the broken-hearted, and saves those with a crushed spirit.
20. Many are the afflictions of a righteous person, but the Lord rescues him from them all.
21. He protects all his bones; not one of them is broken.
22. Evil brings death upon the wicked, and the enemies of the righteous are condemned.
23. The Lord redeems the soul of His servants; all who take shelter in Him are not condemned.