A1numeral
سِتَّة
sitta
six
Example
أَسْتَيْقِظُ فِي السَّاعَةِ السَّادِسَةِ
astayqiẓu fī as-sāʿati as-sādisati
I wake up at six o'clock
2 words from this root family
Tens (20-90) follow the sound masculine plural pattern ending in -ūna (nominative) / -īna (accusative/genitive). The counted noun is always singular and accusative.