Khōst is the capital city of Khost Province, Afghanistan. It is the largest city in the southeastern part of the country, and also the largest in the region of Loya Paktia. To the south and east of Khost lie Waziristan and Kurram in Pakistan. Khost is the home of Shaikh Zayed University. Khost Airport serves the city as well as the larger region surrounding the city.