Arshdeep Singh regains rhythm

Singh had been struggling for form before Ponting urged him to 'go back to the basics' and focus on having fun.

The bowler also showcased a new scrambled-seam delivery that troubled the Mumbai batters throughout the match.

His performance has solidified Punjab's position at the top of the table as they eye their maiden IPL title.

Meanwhile, Mumbai Indians coach Mahela Jayawardene expressed concern over his team's fourth consecutive loss and their inability to dominate the powerplay.