Analysis of information sources in references of the Wikipedia article "انڈیا نام کا تنازعہ" in Urdu language version.
{{حوالہ کتاب}}: اسلوب حوالہ 1 کا انتظام: تاریخ کا اسلوب (link)Sindhu means a stream, a river, and in particular the Indus river, but likewise it denotes the territory of the lower Indus valley, or modern Sind. Therefore, the appellation Saindhavah, means "inhabitants of the lower Indus valley".... In this respect Sindhu is no tribal name at all. It denotes a geographical unit to which different tribes may belong.
In early Indian sources Sindhu denoted the mighty Indus river and also a territory on the lower Indus.
The new satrapy, which received the name of Hindush, extended from the centre to the lower part of the Indus Valley, in present-day Pakistan.
Apparently the same territory was referred to as Hi(n)du(sh) in the Naqsh‐i‐Rustam inscription of Darius I as one of the countries in his empire. The terms Hindu and India ('Indoi) indicate an original indigenous expression like Sindhu. The name Sindhu could have been pronounced by the Persians as Hindu (replacing s by h and dh by d) and the Greeks would have transformed the latter as Indo‐ (Indoi, Latin Indica, India) with h dropped...
The early loss of aspiration is mainly a characteristic of Asia Minor (and also of the Aeolic and Doric of Asia Minor)...In Attica, however (and in some cases in Euboea, its colonies, and in the Ionic-speaking islands of the Aegean), the aspiration survived until later... During the second half of the fifth century BC, however, orthographic variation perhaps indicates that 'a change in the phonetic quality of [h] was taking place' too.
The term 'Indians' was used by Herodotus as a collective name for all the peoples living east of Persia. This was also a significant development over Hekataios, who had used this term in a strict sense for the groups dwelling in Sindh only