They are most likely concerned that he could've been an intelligence agent or could've had links to organizations or countries hostile to Iran; so of course, like any other country - for the sake of national security; they will question anyone who has links with him - including his family. Him threatening to flee to Israel makes it all the more suspicious.
He could've went to other other countries through legal ways and that without leaving his family behind - but he made a bad choice and like all bad choices - bad consequences will follow with it.
How do you know?
"Judge every person favorably" ( Ethics of the fathers 1:6)
"Do not judge your fellow until you have stood in his place." (Ethics of the fathers 2:5)
"If a friend among your friends errs, make seventy excuses for them. If your hearts are unable to do this, then know that the shortcoming is in your own selves."
- Hamdun al-Qassar, one of the great early Muslims, as narrated by Imam Bayhaqi in his
Shu`ab al-Iman [7.522]
“If you find see something you don’t like in a brother, try to find 1-70 excuses for him. And if you can’t find an excuse, say ‘There might be an excuse, but I don’t know it. [ Jafar as-Sadiq ]
Abdullah ibn Muhammad ibn Munazil (Allah have mercy upon him), of the early Muslims, said, “The believer seeks excuses for their brethren, while the hypocrite seeks out the faults of their brethren.” [Sulami, Adab al-Suhba]
Imâm Muhammad bin Sîrîn (rahimahullâh) said: “If you were to find out that your brother has done something bad, then you should look after an excuse for him, if you can’t find an excuse, you should say "He has an excuse.”“
(Shu´b-ul-Îmân (6/323) by Imâm al-Bayhaqî)
Allah is The Judge, so know your role. Verily, your Lord knows better, who (among men) has gone astray from His Path, and He knows better those who are guided. (Surah Qalam:7)
"Judge every person favorably" ( Ethics of the fathers 1:6)
"Do not judge your fellow until you have stood in his place." (Ethics of the fathers 2:5)
A traitor and a coward that left his family behind.
"Judge every person favorably" ( Ethics of the fathers 1:6)
"Do not judge your fellow until you have stood in his place." (Ethics of the fathers 2:5)
"If a friend among your friends errs, make seventy excuses for them. If your hearts are unable to do this, then know that the shortcoming is in your own selves."
- Hamdun al-Qassar, one of the great early Muslims, as narrated by Imam Bayhaqi in his
Shu`ab al-Iman [7.522]
“If you find see something you don’t like in a brother, try to find 1-70 excuses for him. And if you can’t find an excuse, say ‘There might be an excuse, but I don’t know it. [ Jafar as-Sadiq ]
Abdullah ibn Muhammad ibn Munazil (Allah have mercy upon him), of the early Muslims, said, “The believer seeks excuses for their brethren, while the hypocrite seeks out the faults of their brethren.” [Sulami, Adab al-Suhba]
Imâm Muhammad bin Sîrîn (rahimahullâh) said: “If you were to find out that your brother has done something bad, then you should look after an excuse for him, if you can’t find an excuse, you should say "He has an excuse.”“
(Shu´b-ul-Îmân (6/323) by Imâm al-Bayhaqî)
Allah is The Judge, so know your role. Verily, your Lord knows better, who (among men) has gone astray from His Path, and He knows better those who are guided. (Surah Qalam:7)
"Judge every person favorably" ( Ethics of the fathers 1:6)
"Do not judge your fellow until you have stood in his place." (Ethics of the fathers 2:5)