Strong H5895 עַ֫יִר ‛ayir · colt

Judges

1. Judges 10:4
   And he had thirty sons that rode on thirty ass colts, and they had thirty cities, which are called Havoth–jair unto this day, which are in the land of Gilead.
2. Judges 12:14
   And he had forty sons and thirty nephews, that rode on threescore and ten ass colts: and he judged Israel eight years.