וַיַּכֵּ֣ר יְהוּדָ֗ה וַיֹּ֙אמֶר֙ צָֽדְקָ֣ה מִמֶּ֔נִּי כִּֽי־עַל־כֵּ֥ן לֹא־נְתַתִּ֖יהָ לְשֵׁלָ֣ה בְנִ֑י וְלֹֽא־יָסַ֥ף ע֖וֹד לְדַעְתָּֽה׃
And Judah acknowledged them, and said: ‘She is more righteous than I; forasmuch as I gave her not to Shelah my son.’ And he knew her again no more.
Read halakhic rulings (Jewish law) on Genesis 38:26: and classical halakhic sources.