The traders were returning to their neighbourhood after buying vegetables from the wholesale market in Manikganj’s Jaagir.
President Hamid said in a condolence message released on Tuesday that the death of the writer was an 'irreparable loss' for Bangladesh's literature.
The poet died of lung cancer at a hospital in Dhaka in the afternoon. He was 81.
His mastery in all spheres of literature will make Syed Haq immortal in Bangla literature and cultural arena, Hamid said.
He extended his sympathies to the grieving family.