Pharaoh-nechoh: i.e. Nechoh II, the sixth king of the twentysixth dynasty. His father was. tributary to Assyria, but had secured independence for Egypt.
the king of Assyria: i.e. the king of Babylon, who had just conquered Nineveh, the rival capital.
went against him. His motive not known.
he. the king of Egypt.
him. Josiah.
Megiddo. Southern margin of the plain of Esdraelon, celebrated for Syria's defeat by Barak (Judges 5:19).
seen. Figure of speech Tapeinosis, to emphasize the fact that he did much more than "see" him. Compare 2 Kings 14:8 and 2 Chronicles 35:21; 2 Chronicles 35:22.