A woman gave birth to quadruplets at a private hospital in Karachi on Saturday, reported 24NewsHD TV channel.
The hospital sources said that the weight of newborn babies was quite low.
The two newborn babies weigh 1.4 and 1.1 kilograms while the other two weigh 1 kilogram each.
The hospital administration said that the condition of the mother was stable.
The newborn babies have been kept in the intensive care unit (ICU).
Reporter: Rabeel Ashraf