Genesis 38:14

“And she put her widow’s garments off from her, etc.] By which it appears that in those times and countries it was usual for widows to have a different apparel from others, especially in the time of their mourning, as it has been since in other nations, and with us at this day, and which is commonly called “the widow’s weed”: and covered herself with a veil, and wrapped herself; in it, or in a cloak, or some such like garment, which the Arabs now call “hykes”; this she did that she might not be known, and not that she might appear as an harlot; for it was common to all women in those countries to go abroad with their veils: and on the contrary, whatever might be the custom here in those early…”

“- The Family of Judah 1. עדלם ‛ǎdûllâm, ‘Adullam, “righteousness.” חירה chı̂yrâh Chirah, “nobility?” 2. שׁוּע shûa‛, Shua‘, “luck, riches, cry.” 3. ער ‛êr, ‘Er, “watching.” 4. אונן 'ônân, Onan, “strong.” 5. שׁלה shēlâh, Shelah, “request? rest.” כזיב kezı̂yb Kezib, “falsehood.” 6. תמר tāmār, Tamar, “palm.” 12. תמנה tı̂mnâh, Timnah, “counted or assigned.” 14. עינים 'êynayı̂m, ‘Enaim, “two fountains.” 29. פרץ perets, Perets, “breach.” This strange narrative is an episode in the history of Joseph; but an integral part of the “generations” of Jacob. It is loosely dated with the phrase “at that time.” This does not indicate a sequel to the preceding record, the proper phrase for…”

“38:14-19 Tamar realized that she would have to take matters into her own hands if the family were to have a future. Tamar acted in keeping with the levirate custom (see study note on 38:8) out of loyalty to her deceased husband. She had a legal right to an heir by Judah’s son or by Judah, so she lured her father-in-law into having sex with her. Jacob’s family was deceived again, this time by a Canaanite daughter-in-law.”