Grandmaster Flash & The Furious Five [in It's Nasty, later also in We Will Rock You]
Ziggy Marley [sample in Tumblin' Down, talked into it by producers Tina Weymouth and Chris Frantz; n°1 R&B]
Mariah Carey [sample in Fantasy, later also in Heartbreaker, which was in fact using a sample from Stacy Lattisaw's Attack Of The Name Game, while the basic beat was provided by Genius Of Love; n°1 US in '99]
Mark Morrison [drum sample prominently under Return Of The Mack; n°1 UK, n°2 US]
Others who sampled it: Busta Rhymes & Erykah Badu in One, PM Dawn in Gotta Be Movin' On Up and Tupac in High Speed.