Genesis 38:17

“And he said, I will send [thee] a kid from the flock, etc.] Either from Timnath, where his flock was shearing, or rather from Adullam, where he lived; since it is probable he was now returning from Timnath, where he had been feasting and making merry with his shearers, and so in a disposition to commit such an action: and she said, wilt thou give [me] a pledge, till thou send [it]? she made no objection to the hire or present, only required a pawn, or security for it till she had it; and this was her view indeed in asking an hire that she might have something to produce, should she prove with child by him, to convince him by whom it was.”

“- 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…”

“38:17 It would be normal for Tamar to ask for a pledge if the man did not have the money to pay. A woman in such a position would not trust anyone to send the money.”