the dragon that # 23_ISA_27_01 # In that day the LORD with his sore and great and strong sword shall punish leviathan the piercing serpent, even leviathan that crooked serpent; and he shall slay the dragon that [is] in the sea. 
the dragon that # 66_REV_20_02 # And he laid hold on the dragon, that old serpent, which is the Devil, and Satan, and bound him a thousand years,