All the cities
`iyr  (eer)
or (in the plural) par {awr}; or ayar (Judges 10:4) {aw-yar'}; a city (a place guarded by waking or a watch) in the widest sense (even of a mere encampment or post) -- Ai (from margin), city, court (from margin), town.
were ten
`eser  (eh'ser)
ten (as an accumulation to the extent of the digits) -- ten, (fif-, seven-)teen.
with their suburbs
migrash  (mig-rawsh')
a suburb (i.e. open country whither flocks are driven from pasture); hence, the area around a building, or the margin of the sea -- cast out, suburb.
for the families
mishpachah  (mish-paw-khaw')
a family, i.e. circle of relatives; figuratively, a class (of persons), a species (of animals) or sort (of things); by extens. a tribe or people -- family, kind(-red).
of the children
ben  (bane)
a son (as a builder of the family name), in the widest sense (of literal and figurative relationship, including grandson, subject, nation, quality or condition, etc.
of Kohath
Qhath  (keh-hawth')
allied; Kehath, an Israelite -- Kohath.
that remained
yathar  (yaw-thar')
to jut over or exceed; by implication, to excel; (intransitively) to remain or be left; causatively, to leave, cause to abound, preserve