They beat Shabab Al Ahli 2-1 in the final match played last night.
Alvaro Negredo was quick off the mark with a goal for Al Nasr in the first minute.
Yousef Jaber evened the score for Shabab Al Ahli 13 minutes later.
Al Nasr's victory was confirmed with a goal from Antonio Toze in the 50th minute.
The match was played at Al Wasl Club's Zabeel Stadium in Dubai.
Troubled Marseille lose fifth straight as PSG win
Captain Marquinhos has snatched the winner as champions Paris St Germain won 2-1 at troubled Olympique de Marseille in Ligue 1 on Sunday, condemning the hosts to a fifth successive loss and a spot in the relegation zone.
Man City beat Sunderland in thriller to maintain 100% start
Manchester City head into the first international break three points clear at the top of the Premier League after Antoine Semenyo's double sealed an enthralling 5-3 home win over Sunderland, for whom Brian Brobbey grabbed a hat-trick, on Sunday.
Spaun uses Presidents Cup snub to win BMW PGA Championship
JJ Spaun had a message for US Presidents Cup captain Brandt Snedeker, and he delivered it with his clubs instead of his phone, closing with a hot finish to win the BMW PGA Championship on Sunday in Surrey, England.
Atletico ride derby storm to beat 10-man Real Madrid 2-1
Atletico Madrid beat arch-rivals Real Madrid 2-1 in LaLiga on Sunday as second-half goals from Alejandro Grimaldo and Jonathan David settled a tense derby at a packed Estadio Metropolitano.
UAE athletes compete across five sports at Asian Games
UAE athletes competed in shooting, cycling, triathlon, swimming and football at the Asian Games in Japan on Sunday, as the country's campaign continued across Aichi-Nagoya.
The UAE, working with Paraguay, has sent humanitarian supplies to communities affected by the earthquake in Colombia as part of a $10 million aid package.
The UAE has called for a more inclusive international approach to combating extremism and hate speech, with greater involvement from community leaders, young people, civil society and technology companies.
Four UAE humanitarian aid convoys entered the Gaza Strip over the past week carrying 781 tonnes of supplies as part of Operation Chivalrous Knight 3.
