Psalm 77 - Maintaining Confidence in God During Times of National Distress

https://www.gotquestions.org/Jeduthun-in-the-Bible.html

https://www.gotquestions.org/who-was-Asaph.html

Audio Source:
Faith Comes By Hearing KJV Audio Bible (Dramatized)
by: Faith Comes By Hearing
Publication date: 1997
Usage: Public Domain 

Listen to more of their audio here:
https://archive.org/details/kjvaudiodramatized1/A01___01_Genesis_____ENGKJVO2DA.mp3