GOD'S WORD® Translation
They were doing what their God required, what needed to be done for cleansing. The singers and the gatekeepers did what David and his son Solomon had ordered them to do.

American Standard Version
And they kept the charge of their God, and the charge of the purification, and'so did the singers and the porters, according to the commandment of David, and of Solomon his son.

Berean Study Bible
They performed the service of their God and the service of purification, along with the singers and gatekeepers, as David and his son Solomon had prescribed.

Douay-Rheims Bible
And they kept the watch of their God, and the observance of expiation, and the singing men, and the porters, according to the commandment of David, and of Solomon his son.

English Revised Version
And they kept the ward of their God, and the ward of the purification, and so did the singers and the porters, according to the commandment of David, and of Solomon his son.

King James Bible
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.

World English Bible
They performed the duty of their God, and the duty of the purification, and [so did] the singers and the porters, according to the commandment of David, and of Solomon his son.

Young's Literal Translation
And the singers and the gatekeepers keep the charge of their God, even the charge of the cleansing -- according to the command of David and Solomon his son,

Nehemiah 12:45 Additional Translations ...