ðɛɹ hɐvbɪn sˈɛvɹəl əpˈɪniənz pˌʊt baɪ ˈɜːli ˈɪndiən hɪstˈoːɹiənz bˌʌt nˈʌn ʌvðə fˈækts pɹəvˈaɪdᵻd baɪ ðoʊz hɪstˈoːɹiənz ɑːɹ ɹᵻlˈaɪəbəl.
There have been several opinions put by early Indian historians but none of the facts provided by those historians are reliable.