Juxta præcepta quoque David novissima, supputabitur numerus filiorum Levi a viginti annis et supra.
So according to the last precepts of David, the sons of Levi are to be numbered from twenty years old and upward.
Juxta praeceptos etiam Davide novissimo, numero de filios Levi supputa ab viginti annos et supra.