"[6] In 1133 Pons, Count of Tripoli escaped to Baarin for refuge where, according to chronicler William of Tyre, he was shortly besieged by the Muslim army of Aleppo led by Zangi before being rescued by King Fulk of Jerusalem.

News that further Crusader reinforcements from Jerusalem and Tripoli were approaching compelled Zangi to accept Baarin's capitulation in late August, an act he had refused earlier.

The besieged garrison were allowed to exit, prisoners were released and the strategic fortress of Baarin, which had been a source of disruption for Muslim forces, fell to Zangi's control.

[12] Between May–June 1175 the Ayyubid army, under Sultan Saladin's command, captured Baarin from the Zengid ruler Izz al-Din ibn al-Za'frani who controlled no other fiefs.

[13][14] In 1178 Saladin transferred the fiefs of Baarin, Kafartab, and lands in Maarrat al-Nu'man to his ally Shams al-Din Ali from the Banu al-Daya family as compensation for forcefully removing him from the valuable fortress of Baalbek.

[15] In 1198 the Ayyubid ruler of Aleppo and Saladin's son az-Zahir Ghazi, allocated Baarin as a fief to al-Mansur ibn Turanshah.

[16] In 1202-03 a treaty was established between the Ayyubid rivals al-Adil I of Egypt (Saladin's brother) and az-Zahir whereby al-Mansur would remain in control of Baarin and the nearby towns of Hama and Salamiyah.

[21] In the 14th century the town was visited by Syrian-Ayyubid historian and geographer, Abu'l-Fida, who described it as having "springs round it and gardens, and lies 1 march west, and rather south of Hamah.

[23] Swiss traveler John Lewis Burckhardt passed through Baarin in the beginning of the 19th-century, during Ottoman rule, describing it as "ruined castle.

[3] When author and expert in Ismai'li studies Peter Willey visited Baarin in a 1970 expedition, he noted the town's large medieval castle was mostly in ruins, "although it must have been a substantial building.