What rights and possibilities does the beneficiary have against the guarantor?

What is the enforcement process of a personal suretyship?

My maid agreed in writing to be the guarantor of a private loan (AED 10,000 + AED 2,000 interest fees) for a principal debtor against the beneficiary.

The principal debtor left the country and is not available. What rights and possibilities does the beneficiary have against the guarantor?