this image connects to the alchemist because santiago found two different crystals and they were called urim and thummim and they were foun on a warriors breast plate and they are used for finding his omens when he cant find them and he found them in his pouch and he needed that for his journey because he is in a journey to find his treasure and he needes it because he is a sheperd and he is just a younge man still and he is kind of poor and he needs more sheep well he needs urim and thummim for all those things.