this picture shows what the sun looked like in the oasis

desert : a region so arid because of little rainfall that it supports only sparse and widely spaced vegetation or no vegetation at all.

caravan: a group of travelers, as merchants or pilgrims, journeying together for safety in passing through deserts. / The people travaled to other parts with horses and camels and other animals.

omen : anything perceived or happening that is believed to portend a good or evil event or circumstance in the future. / He reads omens with Urim and Thummim

Gold: a precious yellow metallic element, highly malleable and ductile. / they are in the search of gold.

Oasis: a small fertile or green area in a desert region, usually having a spring or well.

/ they travel through and passed the oasis.

treasure: wealth, rich materials, or valuable things. / he has a treasure to search for.

They all Connect to The Alchemist because they are all used in important parts of the book.