Nehemiah 12:45

And they performed the service of their God and the service of purification , as did the singers and the gatekeepers , according to the command of David and his son Solomon .

They performed the service of their God and the service of purification, as did also the musicians and gatekeepers, according to the commands of David and his son Solomon.

And both the singers and the porters kept the ward of their God, and the ward of the purification, according to the commandment of David, and of Solomon his son.