Where does “Сіон” come from?

Сіон (Ukrainian) comes from Old East Slavic Сіонъ, from Old East Slavic Сионъ, from Old Church Slavonic Сионъ, from Koine Greek Σῑών, from Hebrew צִיּוֹן — Zion.

Ancestry of “Сіон”, step by step

Step	Language	Word	Meaning
1	Old East Slavic	Сіонъ	—
2	Old East Slavic	Сионъ	—
3	Old Church Slavonic	Сионъ	—
4	Koine Greek	Σῑών	—
5	Hebrew	צִיּוֹן	Zion

Words derived from “Сіон”

сіоні́ст
сіоністка

Every word from Hebrew צִיּוֹן →Every word from Koine Greek Σῑών →Every word from Old Church Slavonic Сионъ →