וַיֹּ֗אמֶר אֲנִ֨י אַעֲבִ֤יר כָּל־טוּבִי֙ עַל־פָּנֶ֔יךָ וְקָרָ֧אתִֽי בְשֵׁ֛ם יְהוָ֖ה לְפָנֶ֑יךָ וְחַנֹּתִי֙ אֶת־אֲשֶׁ֣ר אָחֹ֔ן וְרִחַמְתִּ֖י אֶת־אֲשֶׁ֥ר אֲרַחֵֽם׃
And He said: ‘I will make all My goodness pass before thee, and will proclaim the name of the LORD before thee; and I will be gracious to whom I will be gracious, and will show mercy on whom I will show mercy.’
Find Mishnaic references to Exodus 33:19: , passages from the 63 tractates of the Mishnah.