One of the sources is the Saudi academician at the American University, who has strong ties with the Saudi dissident community. Another source is the Saudi activist who knows about the events.
Gaidar is a writer and journalist on social issues. His father owns a home in Vienna, Virginia, according to a Saudi academic, who asked not to be named because of problems for his safety.
The Saudi Alqst human rights group from the United Kingdom reported that seven activists were arrested on Thursday and released their names.
All seven detainees are writers and social media bloggers from the family of Youssef and friends with Gaydar, according to sources. Earlier, they began publicly discussing reforms and publicly supported reasons related to women's rights, such as the right to drive, report sources.
Two of the Saudi-married couple Tumar al-Mazuki and Hadida al-Gharb were detained on Thursday, sources said. Harbi, who wrote and speaks for women's rights, is in the late stages of pregnancy, adding sources. Her and Mazuki support detained human rights defenders who are currently in court.
Sources also confirmed that the lecturer at the University of Riyadh, Anas al-Mazra, was arrested on March 1
The Government of Saudi Arabia did not respond immediately to inquiries. CNN about comments on the case. CNN appealed to the US Embassy in Riyadh for comments.
The murder of Jamal Hashoggi, a resident of the United States and criticized by the government in October 2018
The number of arrests of dissidents decreased markedly after the assassination of Hashoggi, what was hoped for a lot of watching which is evidence that the overclocking of the kingdom is unfolding, said director of Alqst Yahya Assiri.
The arrests on Thursday made an impetus for the restoration of dispersal, Assiri said and an academic of Saudi Arabia.
"All this breaks my heart, but, in particular, I know that the seven Salah Haydar has already gone so far after #Saudi feminist (Mother Salah) arrest Aziza al-Youssef from May 2018" – wrote in tweets Harvard University-based Harvard University Nora Abdulkarim. "A day after her liberation and celebration, Salah is now arrested. I can not understand. "