Nehemiah 13:30
So I made them clean from all strange people, and had regular watches fixed for the priests and for the Levites, everyone in his work;
Nehemiah 10:30
And that we would not give our daughters to the peoples of the lands, or take their daughters for our sons;
1 Chronicles 23:1-26
Now David was old and full of days; and he made his son Solomon king over Israel.
Nehemiah 12:1-26
Now these are the priests and the Levites who went up with Zerubbabel, the son of Shealtiel, and Jeshua: Seraiah, Jeremiah, Ezra,
Treasury of Scripture Knowledge
Summary
                            Thus cleansed I them from all strangers, and appointed the wards of the priests and the Levites, every one in his business;                        
                    Cleansed
Appointed
Bible References
Cleansed
                                        Nehemiah 10:30                                        
                                                            
                        And that we would not give our daughters to the peoples of the lands, or take their daughters for our sons;
                                    Appointed
                                        Nehemiah 12:1                                        
                                                            
                        Now these are the priests and the Levites who went up with Zerubbabel, the son of Shealtiel, and Jeshua: Seraiah, Jeremiah, Ezra,