The sources said two group of seven to eight terrorists, are believed to have engineered the attack.
More than 40 persons have been detained for questioning as part of a massive operation currently underway to track down the terrorists involved in the Poonch terror attack, officials said on Monday.
Fourteen people were detained for questioning, officials said, adding that some of them have been let off.
Army Commander Lt Gen Upendra Dwivedi visited the twin border districts of Rajouri and Poonch and took stock of the ongoing operation, the officials said, adding he asked the troops to be relentless in their pursuit.
Mukhtar Hussain Shah, a resident of Nar village in the district's Mendhar tehsil, was disturbed as he was facing some domestic issues, he said, adding that he was not summoned as a suspect.