<prompt> Translate the following text to SwahiliThey reached their peak during the reign of Croesus 560 546 b.c. , who owed his fortune to gold panned from the River Pactolus.  <response>: Utajiri wake ulifikia kilele wakati wa utawala wa Croesus 560-546 KK, ambaye alishukuru utajiri wake kwa dhahabu iliyopatikana kutoka Mto Pactolus. 