Please capitalize where necessary: samples i pledge that i will honor my wife.
A: Samples I pledge that I will honor my wife.

Please capitalize where necessary: each of the original twelve apostles will be king, under david, over one of these then super-prosperous nations ( matthew 19:28 ).
A: Each of the original twelve apostles will be king, under David, over one of these then super-prosperous nations ( Matthew 19:28 ).

Please capitalize where necessary: before buying a vacuum cleaner karcher ds 5600 specify all your options, equipment, appearance and warranty from the seller. please note that we are not engaged in the sale and manufacture warranty.
A: Before buying a vacuum cleaner Karcher DS 5600 specify all your options, equipment, appearance and warranty from the seller. Please note that we are not engaged in the sale and manufacture warranty.

Please capitalize where necessary: but they would not. rather, they increased in sins!
A:
But they would not. Rather, they increased in sins!