And he set the Levites in the house of Jehovah with cymbals, with psalteries, and with harps, according to the commandment of David, and of Gad the king's seer, and Nathan the prophet; for the commandment was of Jehovah by his prophets.
and wheresoever he shall enter in, say to the master of the house, The Teacher saith, Where is my guest-chamber, where I shall eat the passover with my disciples?