i agree with you and i tend to believe it’s the case. finally, you solved the mystery. your argument rings the bell. i think i’ve heard this argument before about Rohillas and Rohilkhand paThaans.
Iqbal kii ek nazm bhii thii is titles se.** Ghulaam Qaadir of Rohilla by 'allaamah Iqbal
i LOVE this poem and i’ve memorized it sometimes ago.