What does Weapons of Elunite reward?

Weapons of Elunite gives a choice of Elunite Axe, Elunite Hammer, Elunite Dagger, Elunite Sword, 625 experience.

What level is Weapons of Elunite?

Its level has not been recorded yet; it shows once a player accepts it with the addon running.

No. The quest exists in Classic Era as well.

World of Warcraft: Forever · quest

A quest in World of Warcraft: Forever in Darnassus and turned in to Mathiel. Recorded by 1 player running the addon.

Level, giver and objectives show once a player with the addon accepts the quest.

Item	Given	Item level	Vendor sell
Elunite Axe	as a choice	15	6s 93c
Elunite Hammer	as a choice	15	6s 98c
Elunite Dagger	as a choice	15	7s 1c
Elunite Sword	as a choice	15	6s 96c

What does Weapons of Elunite reward?: Weapons of Elunite gives a choice of Elunite Axe, Elunite Hammer, Elunite Dagger, Elunite Sword, 625 experience.
Where does Weapons of Elunite start?: It was picked up in Darnassus.
What level is Weapons of Elunite?: Its level has not been recorded yet; it shows once a player accepts it with the addon running.
Is Weapons of Elunite new in WoW Forever?: No. The quest exists in Classic Era as well.

Source: what players running the addon saw in the quest windows; the quest text itself stays in the game. Every quest seen · Darnassus