Sri Lanka lost their first wicket in the very first over after Pakistan seamer Naseem Shah ripped through the wicket of Kushal Mendis.
Opener Mendis returned to the pavilion after a golden duck.
Pakistan have won the toss in the final of Asia Cup 2022 against Sri Lanka in Dubai and elected to bowl first.
The match is taking place at Dubai International Stadium.
Pakistan XI: Babar Azam (capt), Mohammad Rizwan (wk), Fakhar Zaman, Iftikhar Ahmed, Khushdil Shah, Shadab Khan, Asif Ali, Mohammad Nawaz, Naseem Shah, Haris Rauf, Mohammad Hasnain.
Sri Lanka XI: Kusal Mendis (wk), Pathum Nissanka, Dhananjaya de Silva, Danushka Gunathilaka, Dasun Shanaka (capt), Bhanuka Rajapaksa, Chamika Karunaratne, Wanindu Hasaranga, Maheesh Theekshana, Pramod Madushan, Dilshan Madushanka