The evidence in the Rigveda thus clearly shows that the Vedic Aryans did not come from the Soma-growing areas bringing the Soma plant and rituals wit… - Shrikant G. Talageri

On the other hand, northern India is the only place where place-names and river-names are Indo-European right from the period of the Rigveda (a text which Max Müller refers to as “the first word spoken by the Aryan man”) with no traces of any alleged earlier non-Indo-European names.

What is important, at this point, is to make it very, very clear, at the outset itself, that this level of chronological information, simply classifying the Books into "earlier" (2-4, 6-7), and "later" (5, 1, 8-10), officially accepted by the western scholars themselves, is sufficient (without going into further chronological details) to irrefutably establish the two conclusions that we arrived at in our chapters on the Relative Chronology and Geography of the Rigveda...

And, on this principle, Witzel’s papers themselves are “devoid of scholarly value”, since he is also “motivated” by the desire to counter the Indian homeland theory. Erdosy testifies that “the principal concern” of scholars (like Witzel) studying South Asian linguistics is to find “evidence for the external origins - and likely arrival in the 2nd millennium BC - of Indo-Aryan languages”; and Witzel himself admits that his historical analysis of the Rigveda is motivated by the desire to counter “recent attempts (Biswas 1990, Shaffer 1984) to deny that any movement of Indo-European into South Asia has occured.”