Debal was an ancient port located near modern Karachi

Karachi

Karachi is the largest city, main seaport and the main financial centre of Pakistan, as well as the capital of the province of Sindh. The city has an estimated population of 13 to 15 million, while the total metropolitan area has a population of over 18 million...

, Sindh

Sindh

Sindh historically referred to as Ba'ab-ul-Islam , is one of the four provinces of Pakistan and historically is home to the Sindhi people. It is also locally known as the "Mehran". Though Muslims form the largest religious group in Sindh, a good number of Christians, Zoroastrians and Hindus can...

, Pakistan

Pakistan

Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...

. In Arabic

Arabic language

Arabic is a name applied to the descendants of the Classical Arabic language of the 6th century AD, used most prominently in the Quran, the Islamic Holy Book...

, it was usually called Daybul (Dīwal ~ Dībal ديبل ) it is adjacent to the nearby Manora

Manora

Manora may refer to:* Manora, Karachi, a peninsula near Karachi, Pakistan* Manora Fort, Thanjavur, India* Manora, Washim, a taulka in Washim district of Maharashtra, India...

 Island and was administered by Mansura

Mansura, Sindh

Mansura , was the first Sindhi Muslim capital from the year 711.AD to 1006.AD, the city was founded as a central garrison by the Umayyad Forces in Sindh, the city transformed into a very vibrant metropolis during the Abbasid Era surpassing the wealth of Multan in the north and Debal in the...

, and later Thatta

Thatta

Thatta is a historic town of 220,000 inhabitants in the Sindh province of Pakistan, near Lake Keenjhar, the largest freshwater lake in the country. Thatta's major monuments especially its necropolis at Makli are listed among the World Heritage Sites. The Shah Jahan Mosque is also listed...

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According to modern archaeologists Debal was founded in the 1st century AD, and soon became the most important trading city in Sindh

Sindh

Sindh historically referred to as Ba'ab-ul-Islam , is one of the four provinces of Pakistan and historically is home to the Sindhi people. It is also locally known as the "Mehran". Though Muslims form the largest religious group in Sindh, a good number of Christians, Zoroastrians and Hindus can...

, the city was home to thousands of Sindhi Sailors

Sailors

Sailors is the plural form of Sailor, or mariner.Sailors may also refer to:*Sailors , a 1964 Swedish film*Ken Sailors , American basketball playerSports teams*Erie Sailors, baseball teams in Pennsylvania, USA...

 including the Bawarij

Bawarij

Bawarij were Sindhi corsairs from Gujarat, India that chased Arab shipping bound for India and China, they entirely converted to Islam during the rule of the Samma Dynasty. They are mentioned by Ma'sudi as frequenting the pirate den at Socotra and other scholars describes them as pirates and...

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