Psalm 9 is a lament Psalm.
Psalm 34 is classified as a psalm of thanksgiving and praise. It is also known as an acrostic psalm, where each verse begins with a successive letter of the Hebrew alphabet.
lament
Asking for deliverance
Psalm 14 focuses on the way of the wicked. Psalm 15 focuses on the way of the righteous. It is a Psalm showing how a righteous person should live.
A melody. A song. Of the sons of Kor′ah.
99 - Psalm 1 - Psalm 99
Psalm 100:1 - Psalm 98:4 100:2 - Psalm 2:11 100:4 - see 95:2 100:5 - 136:1
A hymn or song of praise. It is also a doxology (conclusion) to the entire book of psalms.
It is about praise and music.
Yes and no. Yes, no name is given. And no, because tradition states that this Psalm (and certain others) was originally spoken by Moses (Rashi commentary, on Psalm 90:1, referring also to Psalm 100).
Comfort passages: Psalm 46:1-3; Psalm 138:7; Psalm 18:2; John 16:33; Matthew 11:28; II Corinthians 1:3-5; Romans 8:18. Help in Troubles: Nahum 1:7; Psalm 42:11; Psalm 91:10-11; Psalm 37:24;Micah 7:8-9;Psalm 32:7