King James Version
And those that were numbered of them were twenty and three thousand, all males from a month old and upward: for they were not numbered among the children of Israel, because there was no inheritance given them among the children of Israel.English Standard Version
And those listed were 23,000, every male from a month old and upward. For they were not listed among the people of Israel, because there was no inheritance given to them among the people of Israel.New International Version
All the male Levites a month old or more numbered 23,000. They were not counted along with the other Israelites because they received no inheritance among them.