The Royals lost momentum after Samson was dismissed as they could not find a single boundary in the last 17 balls of their innings.
Opting to bat, the Royals scored 164 for six on the back of a well-calculated 82-run knock by skipper Sanju Samson on a sticky wicket where stroke-making was difficult.
Raheem Sterling is, at 27, in the prime of his career but also in a curious place at the moment.
Marcus Rashford was last seen on a football field missing a penalty for England in the shootout loss to Italy at Wembley Stadium.
Harshal removed Hardik Pandya, Kieron Pollard and Rahul Chahar off successive deliveries to defend a target of 165 without breaking much sweat.
With three wins in as many games since IPL resumption, CSK have put their one door in the play-offs.
Jadeja won a close match for Chennai Super Kings as his back-end pyrotechnics ensured a two-wicket win over KKR.
Kohli scored 51 off 42 balls with three fours and three sixes but it was Maxwell who justified his expensive price tag with a 37-ball blitzkrieg.
Chasing a target of 172, CSK top-order batsmen chipped with handy contributions but they wobbled towards the end before Jadeja pulled off the win with an 8-ball 22.
Sport teaches you that in life, you have to take the bitter with the better.
Liverpool moved just one point clear at the top, while preserving the top flight’s only remaining unbeaten record.
Norwich lost its sixth straight Premier League game of the season on Saturday, beaten 2-0 by Everton at Goodison Park.
Jamie Vardy scored an own-goal but still rescued a point for Leicester and kept Burnley waiting for its first victory of the season.
Bruno Fernandes missed an injury-time penalty as teammate Cristiano Ronaldo looked on in Manchester United's 1-0 home loss to Aston Villa.
The result lifted Manchester City above Chelsea in the standings, on goal difference after six games, but there was a greater significance to the victory.