Hadith.3942 - Sama'ah asked him about a pledge (rahn) that a man gives as security in a salam transaction when he advances payment for food, goods, or animals.
Imam (as) said: "There is no harm in securing your wealth."
Man Lā Yaḥḍuruh al-Faqīh #266Hadith.3404 - Dawud ibn Sirhan asked Abu Abdullah (as):
About a guarantor (kafil) and a pledge (rahn) in a deferred sale (bay'...