"Without delay" here is an idiom meaning that they did not delay or wait. Alternate translation: "They went immediately" (See: [[rc://en/ta/man/translate/figs-idiom]])
This is the city where the king's palace was. See how you translated it in [Esther 1:2](../01/02.md). (See: [[rc://en/ta/man/translate/translate-names]])