The question asks to identify the traveller and scholar who wrote the significant historical text 'Kitab-ul-Hind'.
Al Biruni was a prominent Persian scholar, mathematician, astronomer, and historian. He is famously known for authoring 'Kitab-ul-Hind' (meaning 'Book of India'), also known as 'Tarikh al-Hind'. This work offers a comprehensive overview of the culture, science, geography, and religion of India in the 11th century.
Based on historical records, Al Biruni is the scholar and traveller associated with 'Kitab-ul-Hind'.