This can be stated in active form. Alternate translation: "For David's last command was for his men to count the Levites" (See: [[rc://en/ta/man/jit/figs-activepassive]])
"who were 20 years old and older." See how you translated this phrase in [1 Chronicles 23:24](../23/24.md). (See: [[rc://en/ta/man/jit/translate-numbers]])