וַתָּ֣קָם וַתֵּ֔לֶךְ וַתָּ֥סַר צְעִיפָ֖הּ מֵעָלֶ֑יהָ וַתִּלְבַּ֖שׁ בִּגְדֵ֥י אַלְמְנוּתָֽהּ׃
And she arose, and went away, and put off her veil from her, and put on the garments of her widowhood.
Read halakhic rulings (Jewish law) on Genesis 38:19: and classical halakhic sources.