Seraiah: Seraiah probably had also the name of Azariah. 1 Chronicles 6:7-14, 1 Chronicles 9:11, Azariah, Ezra 7:1-5
the ruler: He had the command over all secular matters; as the high priest had over all those which were spiritual. Numbers 3:32; 1 Chronicles 9:1; 2 Chronicles 19:11, 2 Chronicles 31:13; Acts 5:24