Please capitalize where necessary: wrath is cruel, and anger is overwhelming; but who is able to stand before jealousy?
A: Wrath is cruel, And anger is overwhelming; But who is able to stand before jealousy?

Please capitalize where necessary: lemons are a surprisingly effective yet natural cure for darkened teeth.
A: Lemons are a surprisingly effective yet natural cure for darkened teeth.

Please capitalize where necessary: air temperature sensors each room (living room 2 3 and more per room )
A: Air temperature sensors each room (living room 2 3 and more per room )

Please capitalize where necessary: and to the captains over hundreds the priest gave king david's spears and shields, that were in the temple of the lord.
A:
And to the captains over hundreds the priest gave king David's spears and shields, that were in the temple of the LORD.