The Egyptian Organization for crisis management and human rights in Sinai on Friday condemned terrorist attacks that targeted Armed Forces personnel and civilians in Arish.
In a statement, the organization said the perpetrators should be tracked down and brought to justice.
The statement added these accidents were part of a terrorist attack series the perpetrators think they could use to violate Egypt's security and stability.
The organization offered condolences to the victims' families and wished the wounded speedy recovery.