Jair, who had three and twenty cities - The places called “Havoth-Jair” in the earlier Scriptures (see Numbers 32:41 note), which appear to have been a number of “small towns,” or villages, in the Ledjah, the Classical “Trachonitis.”
SDA Bible Commentary (limited)
Volume 1-7
22. Jair. Although a son of Segub, he is also called “the son of Manasseh.” (Num. 32:41; Deut. 3:14). Later there was a Gileadite judge by this name who is said to have had 30 sons and “thirty cities, which are called Havoth-jair” (Judges 10:4).