Al-Sisi's decision came hours after deadly blasts at two churches in northern Egypt left at least 45 dead and over 100 injured.
Sisi announced the "state of emergency for three months" in a defiant speech at the presidential palace after a meeting of the national defence council.
Twin blasts targeted Coptic churches packed with worshippers who had gathered for Palm Sunday mass in Egyptian cities of Tanta and Alexandria.
The attack took place on the Coptic Christian Palm Sunday, when the church in the Nile Delta town of Tanta was packed with worshippers.
Putin considers American strikes on Syria aggression against a sovereign state in violation of international norms, a spokesman said.
Obama's White House would never directly intervene militarily against the Assad regime
Parts of the air base were on fire and some of the wounded were suffering from burns, the governor said.
Years of previous attempts at changing Assad's behavior have failed, the US president said.
Syrian state TV said Friday that a US military strike against a regime air base was an act of aggression.
The strikes hit a government-controlled air base where, US officials say, the Syrian military planes that dropped the chemicals had taken off
The most innovative -- and controversial -- aspect of the law, pharmacy sales, had been on hold, with no clear timeline for when it would begin.
Syrian aviation struck a large terrorist warehouse near Khan Sheikhun, the Russia defence ministry said, adding that the warehouse contained "toxic substances".
The death toll could rise further because there are people missing, the Syrian Observatory for Human Rights said.
The draft resolution "condemns in the strongest terms the use of chemical weapons" in Syria.
The White House confirmed a "reprehensible" and "intolerable" chemical attack had taken place in Syria and pinned the blame on Bashar al-Assad's regime.