India beat South Africa by seven wickets in the third and final ODI here on Tuesday to seal the series 2-1. Spinner Kuldeep Yadav snared four batters as India bowled out South Africa for a paltry 99. The spin trio of Yadav (4/18), Washinton Sundar (2/15) and Shahbaz Ahmed (2/32) shared eight wickets among them on a track that offered turn. Mohammed Siraj (2/17) also chipped with two wickets. In response, India knocked off the required runs in 19.1 overs with Shubman Gill making 49 off 57 balls.