Where does “約旦” come from?

約旦 (Chinese) comes from Persian اردن, from Arabic الْأُرْدُنّ.

Ancestry of “約旦”, step by step

StepLanguageWordMeaning
1Persianاردن
2Arabicالْأُرْدُنّ
Every word from Arabic الْأُرْدُنّEvery word from Persian اردن