In vv1-7, David enlists help praising the Lord, recounting what the Lord has done for him.-In vv8-14, David urges other saints to trust in the Lord as he has.-In vv15-22, David assures them that his own experience has been according to the Lord's enduring character.--This week, we're considering how in addition to urging us to praise the Lord with him, David urges us to trust the Lord like he did.