“fell down through the lattice.” The latticework covered the window, so it seems that Ahaziah was leaning against the lattice to get a better look at something happening outside when the lattice gave way and he fell from his upper room to the ground below.
“Baal-zebub.” Baal-zebub means “lord of the flies.” It has been suggested for years that Baal-zebub is a purposeful corruption of Baal-zebul, “chief lord,” a god who is mentioned in Ugaritic literature as “lord of the underworld,” and that would make sense.
“the god of Ekron.” In this verse, and verses 3 and 6, the word “god” is a grammatical plural but refers to one singular god.