Chasing 355 to remain alive within the collection, Pakistan had been within the hunt with Saud guiding the hosts to 291-6 within the morning session on day 4.
Saud was on 94 when he gloved a Mark Wood supply down the leg facet and Ollie Pope dived to his proper to gather the ball.
On-field umpire Aleem Dar adjudged the batsman caught behind in his comfortable sign earlier than referring the choice to TV umpire Joel Wilson.
Replays couldn’t verify if it was a clear catch, and the unique determination was upheld at a vital level within the see-saw contest.
“The Shakeel dismissal cost us,” Babar informed reporters after England clinched the collection with a match to spare.
“It looked to us as if the ball had touched the ground.
“As knowledgeable, it’s important to respect the umpire’s determination, however we felt the ball had been grounded.”
Pope had no ambiguity either about the catch he took to turn the match on its head.
“I did not assume it had bounced earlier than,” said the 24-year-old.
“As a keeper, while you’ve bought the gloves on you truthfully cannot inform. I did not assume it had touched the bottom after. When you’ve gotten gloves on you’re feeling it go in however that is it.”
England registered, with a match to spare, their first series win in Pakistan since 2000-01 and captain Ben Stokes put the achievement in perspective.
“Coming to the subcontinent, it is all the time a tricky place to come back and win,” Stokes told Sky Sports.
“We know what we have achieved this week. We know that it is one thing that is not unprecedented, however very uncommon to do, particularly as an English staff.
“We do understand how special an achievement this is this week, but as we keep saying, these series victories and these wins are part of a much bigger picture in what we’re trying to achieve at the moment.”