Margalla hills in and around Islamabad is a branch of?

Margalla hills in and around Islamabad is a branch of?

اسلام آباد اور اس کے اطراف میں مارگلہ کی پہاڑیاں کس چیز کی شاخ ہے؟
Explanation

The Margalla Hills are part of the Himalayan foothills. 

The Margalla Hills is a hill range located north of Islamabad and south of Haripur District, Khyber Pakhtunkhwa.

The Margalla Hills within the Margalla Hills National Park 

The Margalla range has an area of 12,605 hectares.

The highest peak of Margalla Hills is Tilla Charouni

Elevation: 1,604 m (5,262 ft)

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related question

Which country's capital is situated near the Margalla Hills?
Margalla Hills, a hill range, is a part of which mountain range?

ND-8-08-2023