TgO Gen38:27 :וַהֲוָה בְעִידָן מֵילְדַה וְהָא תִיוֹמִין בִמעַהָא‏ : and when she gave birth there were twins in her womb
See the entire entry for bˁdn conj. when

TgO Gen38:27 : †
See the entire entry for tīōm, tīōmā n.m. twin