What does 1 Chronicles 28:21 mean?

You’ve got all the groups of priests and Levites for every kind of service in God’s house. There are skilled workers for every job, and the leaders and all the people are ready to help you with whatever you need. 1 Chronicles 28:21 - Modern Text Bible

(David reassures Solomon that he’s not alone—he has all the people, leaders, and skilled workers he’ll need to get the job done.)