According to the last instructions of David, the Levites were counted from those twenty years old or more.
NMVFor by the last words of David [beloved] the Levi’im (Levites) [Joined to] [were] numbered from twenty years old and above:
OJBAccording to the last instructions of Dovid the Bnei Levi were numbered from those twenty shanah and above;
T4TObeying the final instructions of David before he died, instructions for doing this work at the temple, they counted only the descendants of Levi who were at least 20 years old.