QUESTION:

Babar was a man of means and blessed by each and every necessity of life. In 2019, Babar's business become down due to his health issues and his assets remain very few. After one year, Babar's health stabilized and he gained strength to regrow his business but he doesn't have any finance to do the same. Babar took a loan from a Business tycoon Hashim for a period of 5 years and reassures him to repay the loan amount through a surety who is Babar's Uncle and is on death bed. After three year, Babar's uncle died and Babar faced a huge loss in his business.

Q. Can Babar's uncle become a Surety in the above-mentioned situation? In case of death of Babar's uncle and also loss in Babar's business, from whom Hashim can claim the loan amount? Answer the question by keeping in view the Principles of Surety ship stated by Islamic law.

(NOTE: NEED DETAILED ANSWER ASAP)