Tosefta for Psalms 136:23

שֶׁ֭בְּשִׁפְלֵנוּ זָ֣כַר לָ֑נוּ כִּ֖י לְעוֹלָ֣ם חַסְדּֽוֹ׃

Who remembered us in our low estate, For His mercy endureth for ever;