Ezra 6:17-19

Young's Literal Translation

¹⁷ and have brought near for the dedication of this house of God, bullocks a hundred, rams two hundred, lambs four hundred; and young he-goats for a sin-offering for all Israel, twelve, according to the number of the tribes of Israel;

¹⁸ and they have established the priests in their divisions, and the Levites in their courses, over the service of God that [is] in Jerusalem, as it is written in the book of Moses.

¹⁹ And the sons of the captivity make the passover on the fourteenth of the first month,