The Hazur Sahib was built between 1832 and 1837 by the order of which Sikh king in the year 1780 ........

Explanation:

Hazur Sahib also known as Takht Hazuri Sahib Sachkhand and Sri Abchal Nagar, is one of the five takhts in Sikhism. It is located on the banks of the River Godavari at the city of Nanded in the state of Maharashtra, India. The gurudwara within the complex is known as Sach-Khand (Realm of Truth). The structure is built at the place where Guru Gobind Singh Ji left his earthly life. The inner room of the gurdwara is called the Angitha Sahib and is built over the place where Guru Gobind Singh was cremated in 1708. The gurdwara was built between 1832 and 1837 by order of Maharaja Ranjit Singh Ji (1780–1839).