Where does “رابطه” come from?

رابطه (Persian) comes from Arabic رَابِطَة, from Arabic رِبَاط — hospice, hostel.

رابطه (Persian): relation; connection

Definitions

Step	Language	Word	Meaning
1	Arabic	رَابِطَة	—
2	Arabic	رِبَاط	hospice, hostel

رابطه — Etymology, Origin & Word History | Etymology Explorer