Right-wing activists and settlers had first attempted to build a new community on that hilltop in 2013 in the aftermath of the terror attack at the Tapuach junction.
The Nahala Movement campaign is an effort to focus the attention on the settlements, and to bring the spotlight back on the issue of a Palestinian state.
He issued the warning after security officials provided him with information about the campaign, which had been organized by the right-wing Nahala movement.