Whats the Fastest Way to Get Toned 6 Pack Abs?

Im a little under average weight. Im 5"9' and weigh 130 pounds. I am very active in soccer and am already fairly slender and fit. I just need a way to finish toning and sculpting my abs. What would be the fastest way to do this. What diet, workout, ect. Thank you

Suggestion:

workout with dieting.