Easton's Bible Dictionary Fly-lord, the god of the Philistines at Ekron (2 Kings 1:2, 3, 16). This name was given to the god because he was supposed to be able to avert the plague of flies which in that region was to be feared. He was consulted by Ahaziah as to his recovery.

Multi-Version Concordance Baal-zebub (4 Occurrences) 2 Kings 1:2 And Ahaziah fell down through the lattice in his upper chamber that was in Samaria, and was sick: and he sent messengers, and said unto them, Go, inquire of Baal-zebub, the god of Ekron, whether I shall recover of this sickness. (ASV BBE DBY JPS WBS YLT NAS NIV) 2 Kings 1:3 But the angel of Jehovah said to Elijah the Tishbite, Arise, go up to meet the messengers of the king of Samaria, and say unto them, Is it because there is no God in Israel, that ye go to inquire of Baal-zebub, the god of Ekron? (ASV BBE DBY JPS WBS NAS NIV) 2 Kings 1:6 And they said unto him, There came up a man to meet us, and said unto us, Go, turn again unto the king that sent you, and say unto him, Thus saith Jehovah, Is it because there is no God in Israel, that thou sendest to inquire of Baal-zebub, the god of Ekron? therefore thou shalt not come down from the bed whither thou art gone up, but shalt surely die. (ASV BBE DBY JPS WBS YLT NAS NIV) 2 Kings 1:16 And he said unto him, Thus saith Jehovah, Forasmuch as thou hast sent messengers to inquire of Baal-zebub, the god of Ekron, is it because there is no God in Israel to inquire of his word? therefore thou shalt not come down from the bed whither thou art gone up, but shalt surely die. (ASV BBE DBY JPS WBS YLT NAS NIV)