This is stated on the website of the National Security Committee (NSC) of Kazakhstan.

“The Kazakh citizenship and departure of these individuals to Russia are confirmed,” the statement said.

It is noted that the KNB organized a pre-trial investigation into this case in close contact with the Federal Security Service of Russia.

Earlier, the Russian FSB prevented a terrorist attack with firearms on a synagogue in Moscow.

The militants planning the attack were neutralized in the Kaluga region. 

According to the FSB, we are talking about members of a cell of the international terrorist organization "Islamic State"* banned in Russia in Afghanistan - "Vilayat Khorasan".

* “Islamic State” (IS, ISIS) is an organization recognized as terrorist by the decision of the Supreme Court of the Russian Federation dated December 29, 2014.