iccassa evamāgataṃ hoti
(idiom, idiom, ind + pron + adv + pp + pr) it would thus follow; it could be concluded; it would be correct to say Construction: iti + assa + evaṃ + āgataṃ + hoti
(sandhi, sandhi, ind + pron) thus to him Construction: iti > ity > icc + assa