Pakistan, Oct. 23 -- Simon Harmer grabbed three early wickets to push South Africa closer to a series-levelling victory over a faltering Pakistan in the second Test in Rawalpindi on Wednesday.

Harmer took 3-26 as Pakistan ended the third day on a precarious 94-4 - just 23 runs ahead with six wickets and two days remaining on a spin-spiced Rawalpindi stadium pitch.

Pakistan's last hopes rest on Babar Azam, unbeaten on 49, and Mohammad Rizwan, 16 not out, as they strive to win the two-match series, having won the first Test by 93 runs in Lahore.

South Africa piled up 404 runs after Senuran Muthusamy scored a career-best 89 not out and Kagiso Rabada posted his highest Test score of 71, giving the visitors a crucial 71-run lead.

The home ...