Final answer:
Elisha is the prophet who performed various miracles including healing Naaman and making an ax head float, among others, and assisted Israel during difficult times.
Step-by-step explanation:
The individual who was called by God, had mockers, prophesied about Moab, performed miracles, ministered at Gilgal, healed Naaman, made an ax head float, plagued the Syrian army, and delivered a nation is Elisha. Elisha was a prophet who succeeded Elijah and performed many miracles as recounted in the Books of Kings. Among his notable deeds, he cursed Gehazi with leprosy (2 Kings 5:27), struck the Syrian army with blindness (2 Kings 6:18-19), and played a critical role in the protection of Israel during tumultuous times.