The Israeli army launched a massive strike early Sunday against Hezbollah underground military infrastructure and weapons sites in southern Lebanon near the Crusader fortress of Beaufort Castle.

Axar.az informs, citing Israeli media, explosions were reportedly heard in several areas in northern Israel, where residents were informed that the blasts came from Israeli strikes.

"The existence of the site and the activity within it constitute a violation of the understandings between Israel and Lebanon," the IDF (Israel Defense Forces) said in a statement. "

The IDF will continue to operate to remove any threat posed to the State of Israel."