[5] In March 1984, during Rifaat al-Assad's attempted coup d'état, Suleiman as chief of the Defense Companies' security apparatus, sent pertinent intelligence regarding the Defense Companies mobilizations in Damascus to Hafez al-Assad, allowing Hafez to dispatch his own troops to Damascus in time to thwart the coup.

He had his own blog on Facebook, which published his writings, under the name "Swords of Reason with Bahjat Suleiman" Bahjat Suleiman was one of several high-ranking Syrian government and military officials named as responsible for the assassination of Rafic Hariri in a draft of the United Nations Mehlis Report that was erroneously released as a Microsoft Word document which preserved changes that had been made in the document since its creation.

The Jordanian foreign ministry said it considered Bahjat Suleiman a persona non grata and gave him 24 hours to leave the country.

The decision came after Suleiman crashed the Hashemite royal court's Independence Day celebrations, and in response to his "track record of propagandistic social media posts.

[16] Syria responded by declaring Jordan's chargé d'affaires in Damascus persona non grata, saying the expulsion of Suleiman was an unjustified move to expel its ambassador.