Peninsula linking Asia and Africa (5)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
sinai
(Other definitions for sinai that I've seen before include "Mt. where Moses received 10 Commandments" , "Mount where Moses received God's law" , "Mountainous Egyptian peninsula" , "Part of 10 [EGYPT]" , "Ten Commandments mountain" .)