### Clue: Criminal slain in North Arabian desert — we are all in it together (2,3,2,2,6)
### Answer: NO MAN IS AN ISLAND 
 ### Explanation: Definition: we are all in it together
 **Anagram of**(Criminal) SLAIN **contained in**(in) [ N(abbrev. for "north") + OMANI(one from the Arabic state of Oman) + SAND(a sandy area, a desert, say) ].