Sabzevar is one of the oldest cities in northeastern Iran, located in the Razavi Khorasan province. Its history spans several millennia and is closely intertwined with key events in Persian history. The first settlements here existed as far back as the pre-Islamic era, and in ancient times, the city was known as Bayhaq, serving as an important center in the historical region of Greater Khorasan. Throughout its long history, the city was destroyed several times, including during the Mongol invasions in the 13th century, but it was rebuilt each time thanks to its strategic position and the resilience of its inhabitants.
The rise of Sabzevar as a significant center was driven by several factors. Firstly, its prosperity was aided by an advantageous geographical location: the city sat on one of the most important branches of the Great Silk Road, making it a key point for trade caravans traveling from Central Asia to the Middle East. This fostered bustling trade and the growth of various crafts. Secondly, its political status played a huge role. Sabzevar's peak of power came in the 14th century when it became the capital of the Sarbadar state (1337–1381). This movement against Mongol rule led to the creation of an independent state and solidified the city's status as a major political and religious center in the region.
Historically, the Bayhaq region, with Sabzevar at its heart, was famous as the birthplace of many outstanding scholars, poets, and theologians who made significant contributions to the development of Persian culture and science. The city's economy was traditionally based on trade and agriculture, specifically grape cultivation and raisin production. These industries remain important parts of the regional economy today, preserving the rich cultural and economic heritage accumulated over the centuries.