Hadith Al Bukhari 2990 (en en2) The Coran abroad (3) Mohamed forbade to travel to a hostile country carrying copies of the Qur'an.
Chapter: Not to travel to a hostile country carrying copies of the Qur'an
Narrated `Abdullah bin `Umar:
Allah's Messenger (ﷺ) forbade the people to travel to a hostile country carrying (copies of) the Qur'an. - Hadith Al Bukhari 2990 (islam)
Hadith Muslim 1869a (en en2) Mohamed forbade to travel to the land of the enemy with the Qur'an
Chapter: The prohibition of travelling with the Mushaf to the land of the disbelievers if there is the fear that it may fall into their hands.
It has been narrated on the authority of Ibn 'Umar who said:
The Messenger of Allah (ﷺ) forbade that one should travel to the land of the enemy taking the Qur'an with him. - Hadith Muslim 1869a (islam)
Hadith Muslim 1869b (en en2) It was forbidden to travel with the Qur'an lest it should fall into enemy's hands
Chapter: The prohibition of travelling with the Mushaf to the land of the disbelievers if there is the fear that it may fall into their hands.
It has been narrated on the authority of Abdullah b. Umar that the Messenger of Allah (ﷺ) used to forbid that one should travel to the land of the enemy taking the Qur'an (with him) lest it should fall into the hands of the enemy. - Hadith Muslim 1869b (islam)