Ezra 7:9

7:9 On the first day of the first month he had determined to make the ascent from Babylon, and on the first day of the fifth month he arrived at Jerusalem, for the good hand of his God was on him.

Ezra 9:2

9:2 Indeed, they have taken some of their daughters as wives for themselves and for their sons, so that the holy race has become intermingled with the local residents. Worse still, the leaders and the officials have been at the forefront of all of this!”