Ezra 6:16

6:16 The people of Israel – the priests, the Levites, and the rest of the exiles – observed the dedication of this temple of God with joy.

Ezra 6:19-20

6:19 The exiles observed the Passover on the fourteenth day of the first month. 6:20 The priests and the Levites had purified themselves, every last one, and they all were ceremonially pure. They sacrificed the Passover lamb for all the exiles, for their colleagues the priests, and for themselves.