Neymar was out for more than a year until last month following right knee surgery.
The Brazilian superstar lasted just 26 minutes as a second-half substitute before limping off with an apparent right hamstring strain in Monday's 3-0 AFC Champions League Elite win over Esteghlal.
The evening ended on a sour note for Al-Hilal when Neymar, who returned two weeks ago from a year out due to a ruptured cruciate ligament, was replaced 29 minutes after his introduction from the bench due to injury.
The former Barcelona and Paris Saint-Germain attacker had not played since rupturing his meniscus and anterior cruciate ligament in his left knee while on international duty in October last year.
"Happy to be back in the group," Neymar posted on Instagram, with pictures of him running and kicking the ball, watched by Al Hilal's Portuguese coach Jorge Jesus.
Brazil coach Dorival Junior called for Neymar to be given as much time as he needs to make a complete recovery from a knee injury that has sidelined him for almost a year.
Neymar is set to miss the start of the next Saudi Pro League season as he recovers from a serious knee injury, Al Hilal's coach said Tuesday.
The country of Pele, Garrincha and Ronaldinho, which once wowed the world with its 'samba' style, has not won the World Cup since 2002. Nor has it produced a Ballon d'Or winner since Kaka in 2007.
Jorge Jesus' side, top of the Saudi league and still alive in the King's Cup and Asian Champions league, are bidding for a quadruple of trophies this season.
Diniz took temporary charge of Brazil when Tite left the role following their quarter-final exit at the World Cup in Qatar and will be replaced by Real Madrid coach Carlo Ancelotti next year
The former Paris Saint-Germain forward, signed in August for a reported 90 million euros ($94 million), grabbed the second in the record Asian champions' win at the Azadi Stadium
Neymar, signed last month from Paris Saint-Germain for a reported €90 million, was making his first start for the record Asian champions having debuted on Friday as a substitute in the Saudi Pro League victory at home to Al Riyadh.
The group of traditional healers from the jungle, mountains, and coastal areas, called on "Tayta Inti" (Father Sun) to help Peru in its match against five-time World Cup winners Brazil
Brazil lived up to expectations by smashing Bolivia 5-1 at home in their 2026 World Cup qualifiers opener on Friday, with Neymar surpassing the late great Pele as the country's top scorer.
Neymar became Brazil's all-time top scorer with his goal against Bolivia on Friday taking him to 78 goals and surpassing Pele's record.
Saudi Pro League (SPL) clubs have splurged $957 million on players in the close season transfer window, according to analysis from Deloitte published on Friday.
This summer's transfer fees alone top $830 million, without counting the players' eye-watering wages, or Ronaldo's January signing in a deal which is said to net him 400 million euros over two-and-a-half years
Brazilian winger Neymar might have to wait until September to make his debut for Saudi Arabia's Al-Hilal because of injury, coach Jorge Jesus said.
Flame-throwers and a volley of fireworks lit up the Riyadh sky as the flamboyant forward appeared in Al-Hilal's blue kit at Riyadh's 68,000-capacity King Fahd International Stadium