What does the cryptic crossword clue "Arrange dates here in the Middle East (3,3,3)" mean?

The definition is "Middle East". The wordplay uses an anagram. anagram of DATES HERE = THEREDSEA The answer is THEREDSEA.

Arrange dates here in the Middle East (3,3,3)

Guardian Cryptic #29173 | 14 Down | 2023-09-12 flower