TgO Deut13:15 :וְתִתבַע וְתִבדוֹק וְתִשאַל יָאוּת‏ : you must investigate, examine, and ask properly
See the entire entry for bdq vb. to inspect, to search

TgO Deut13:15 :וְהָא קוּשטָא כֵיוָן פִתגָמָא‏ :
See the entire entry for kēwān adj. upright, proper