Arcane Weapon

You touch a weapon and imbue it with magic. For the
duration the weapon counts as a magical weapon and any
damage dealt by it is Force damage. When casting this one a
weapon with the ammunition property, it no longer consumes
ammunition when fired, and does not need to be reloaded.

At Higher Levels: When you cast this spell using a spell
slot of 3rd or 4th level, the duration becomes 8 hours. When
you use a spell slot of 5th level or higher, the duration
becomes 24 hours.