Explanation:

- Ibn Battuta: A Moroccan explorer known for his extensive travels, but he did not write about Raziyya.

- Amir Khusrau: A Persian poet and musician associated with the court but did not specifically comment on Raziyya's abilities compared to her brothers.

- Minhaj-i-Siraj: A medieval historian who wrote about Raziyya and acknowledged her abilities and qualifications over her brothers.

- Zia-ud-din Barani: A historical writer who documented Delhi Sultanate events but did not make the noted observation about Raziyya.