A book has been opened at the Iranian Permanent Mission to the UN in memory of President Raisi, his foreign minister Hossein Amirabdollahian and several more officials who lost their lives in a helicopter crash in northwest Iran at the weekend.

Russia, China, India, Pakistan, Afghanistan, Saudi Arabia, Kuwait, Oman, Qatar, Bahrain, Syria, Iraq, Egypt, and Jordan are the countries whose representatives have signed the book of condolence.

Representatives from Serbia, the Republic of Azerbaijan, Tajikistan, Uzbekistan, Kyrgyzstan, Tunisia, North Korea, Japan, Bolivia, Vietnam, Sudan, Thailand, and Seychelles have signed the book as well.

Other signers include delegates from Uganda, Belgium, Vatican, Ireland, Greece, Rwanda, Niger, Latvia, Belarus, Bosnia and Herzegovina, Venezuela, the Republic of the Congo, Brunei Darussalam, Togo and Palestine.

President Raisi and his entourage were returning from an event on the border with Azerbaijan to inaugurate a dam project on Sunday when their helicopter crashed in harsh weather conditions over the mountainous terrain of Iran’s northwest.

The plane carrying the body of the late president arrived at Hasheminejad Airport of the holy city of Mashhad earlier on Thursday for the burial ceremony.

A huge number of people and a group of the servants of Imam Reza's holy shrine gathered at the airport to pay tribute to the martyred president.

Foreign diplomats residing in Mashhad, as well as officials from neighboring countries, have also traveled to the city to attend the burial ceremony of Raisi.