Where does “שָׁבַת” come from?

שָׁבַת (Hebrew) comes from Hebrew שׁ־ב־ת.

Ancestry of “שָׁבַת”, step by step

Step	Language	Word	Meaning
1	Hebrew	שׁ־ב־ת	—

שָׁבַת — Etymology, Origin & Word History | Etymology Explorer