Hisgalus 19:7-9

Let us have simcha and exult in kavod (glory) to him because of the Bedeken of the Kallah of the SEH (Lamb), and the Chosonʼs Tish and she has made herself ready.” And it was given to her that she should be clothed with fine linen, bright and tahor (clean); for the fine linen are the Tzedakot of the Kedoshim. And he says to me, Write: “Ashrey are the ones having been summoned to the Seudas Moshiach, the Seudas Yom Nisu'im of the SEH” (Lamb). And he says to me, “These are divrei Emes of HASHEM.”