Where does “Сион” come from?

Сион (Kazakh) comes from Russian Сио́н, from Old East Slavic Сионъ, from Old Church Slavonic Сионъ, from Koine Greek Σῑών, from Hebrew צִיּוֹן — Zion.

Ancestry of “Сион”, step by step

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

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