1)
In Melachim I, 15:7 it says that all other matters of Aviyah are written in Divrei ha'Yamim. Here it says that they are written "b'Midrash ha'Navi Ido"!
1.
Refer to Melachim I, 15:7:1:1.
2)
What is "Midrash ha'Navi Ido"?
1.
Radak: It is his Sefer. It is called Midrash, for it was constantly Nidrash (sought) to see the matters of the kings.
