The attack against the two Jewish victims, both in their 20s, occurred at about 2:30 p.m. on Boulevard Voltaire in Paris’ 11 arrondissement, according to the report.

The gang of attackers was associated with the anti-Israel groups Gaza Firm and the Boycott, Divestment and Sanctions campaign, according to security personnel responsible for protecting the Jewish community.

Police launched an investigation into the incident and warned local Jewish businesses owners to be extra vigilant, JSS News said.