A Comparative Grammar of the Modern Aryan Languages of India v3.c17.s2.87

v3.c17.s2.87

§ 63. *ACHH*. This root must be taken next, in order to preserve the natural sequence of tenses in the modern verbs. It has been customary hitherto to accept without inquiry the assumption that the auxiliaries of this form are derived from *as*; but there are considerable difficulties in the way of admitting this view, which appears, as far as I can trace it, to have arisen from Vararuchi, xii. 19 (*Śauraseni*), *asterachchha*. But the next sûtra gives *tipâtthi*, as far as we can see from the very corrupt state of the text, and the parallel passage from the Sankshipta Sâra (Lassen, App. p. 51) gives only *atthi*,