Regemmelech

Friend of the king, one of the two messengers sent by the exiled Jews to Jerusalem in the time of Darius (Zech. 7:2) to make inquiries at the temple.

Article 2

(friend of the king). The names of Sherezer and Regem-melech occur in an obscure passage of Zechariah. (Zechariah 7:2) They were sent on behalf of some of the captivity to make inquiries at the temple concerning fasting (B.C. 617.)