The hosts crumbled for 159 and 143 all out in Chittagong to hand South Africa their biggest Test win by margin.
South Africa thrashed Bangladesh by an innings and 273 runs to secure a 2-0 series sweep after enforcing the follow-on and dismissing the hosts for 143 on day three of the second Test in Chittagong.
Seamer Kagiso Rabada decimated Bangladesh with five wickets as the Proteas skittled the hosts for 159 in their first innings to take a huge 416-run lead and they turned up the heat further after asking them to bat again on Thursday.
Bangladesh, who lost the opening game by seven…