To take from the mouth the thing he swallowed
To take from the mouth the thing that he has already put into his mouth or swallowed.
("And I will punish Bel in Babylon, and I will bring forth his prey out of his mouth, and nations shall not flow any more to him; neither shall the wall of Babylon fall" - Jeremiah, see Medes)
Translation
Expression (Hebrew)
הוֹצִיא אֶת בִּלְעוֹ מִפִּיו
Definition (Hebrew)
הוֹצִיא מֵהַפֶּה אֶת הַדָּבָר שֶׁכְּבָר הִכְנִיס לְפִיו אוֹ בָּלַע.
("וּפָקַדְתִּי עַל בֵּל בְּבָבֶל וְהֹצֵאתִי אֶת בִּלְעוֹ מִפִּיו וְלֹא יִנְהֲרוּ אֵלָיו עוֹד גּוֹיִם גַּם חוֹמַת בָּבֶל נָפָלָה"- יִרְמְיָהוּ נָא מַד)