Process foreign language in C++

Question

Hello I want to process Arabic language in my C++ code.

My code

int main() {
    wchar_t s[] = "ﺳﺄﻟﺘﻚِ ﺏﺎﻠﻠﻫ - ﻳﺎ ﻥﻭﺭ ﻊﻴﻨﻳ -\\nﺏﺩﻮﻨﻳ