TgJ Jos22:16 :מָא שִקרָא הָדֵין דְשַקַרתוּן בְמֵימַר אְלָהָא דְיִשׂרָאֵל‏ : what is this lie you have lied against the memra of the God of Israel?
See the entire entry for mēmar, mēmrā n.m. speech