Where does “Исроил” come from?

Исроил (Tajik) comes from Classical Persian اِسْرَائِیل, from Arabic إِسْرَائِيل, from Hebrew יִשְׂרָאֵל — Israel.

Ancestry of “Исроил”, step by step

StepLanguageWordMeaning
1Classical Persianاِسْرَائِیل
2Arabicإِسْرَائِيل
3HebrewיִשְׂרָאֵלIsrael
Every word from Hebrew יִשְׂרָאֵלEvery word from Arabic إِسْرَائِيلEvery word from Classical Persian اِسْرَائِیل