The hanging body of a college teacher was recovered at Sadar upazila in Narsingdi district on Wednesday night.
Deceased Abdullah Ali was a lecturer of Narsingdi Model College and a resident of Hajipur area.
A girl of the same college has been arrested by police on the allegation of inciting the teacher to commit suicide.
According to local sources, Abdullah Ali committed suicide by hanging himself from a ceiling fan in his room around 11 pm.
Later, being informed, police recovered the body and sent it to Narsingdi Sadar Hospital morgue for autopsy.
Narsingdi Sadar Police Station officer in-charge Firoz Talukder said about 14 hours before the incident, the teacher wrote a post on Facebook saying 'I am destroying myself'.
Legal steps were being under process in this regard, the OC added.