The aircraft departed from Lahore Airport Runway 36R at 2:02 PM and landed safely on Lahore Airport Runway 36R at 2:22 PM i.e. 20 minutes after takeoff. Maximum altitude attained by the aircraft 3,550 feet.

Source: flightradar24.com
The aircraft is still on the ground at Lahore Airport.
Serene Air flight ER821 to Jeddah is now expected to leave Lahore at 4:00 AM on April 2, according to information on Lahore Airport website.

Source: lahoreairport.com.pk
Abbas