Where does “ܚܣܢ” come from?

ܚܣܢ (Classical Syriac) comes from Arabic حسن, from Arabic حَسُنَ — to be good.

Ancestry of “ܚܣܢ”, step by step

Step	Language	Word	Meaning
1	Arabic	حسن	to be or become good, to better, to improve; to...
2	Arabic	حَسُنَ	to be good