Belarusian President Alexander Lukashenko in a message on Sunday congratulated his Iranian counterpart Hassan Rouhani on 'Nowruz'.
In his message, Lukashenko said Iran and Belarus will be able to reinforce bilateral cooperation through making joint efforts.
He hoped for opening new chapter in Iran-Belarus political, trade and cultural cooperation by making joint efforts.
Lukashenko also wished for health of the Iranian president and success, peace and dignity for Iranian people.
Also, Armenian Prime Minister Nikol Pashinyan in a message congratulated Iranians on Nowruz and wished Iran victory over coronavirus pandemic.
"Happy Nowruz to friendly people of Iran and those celebrating it," Pashinyan wrote on his Twitter page.
"May Almighty God bestow upon you speedy victory over COVID-19," he added.
"Let this holiday bring your families health, love and warmth," Pashiniyan said.
Meantime, North Korean Foreign Minister Ri Son Gwon on Sunday sent a congratulatory message to his Iranian counterpart Mohammad Javad Zarif to congratulate him and the Iranian nation on the country's New Year.
"I hope the traditional relations, friendship and cooperation between the two countries will be further strengthened in politics, economics, culture and other fields," he said.
Gwon also wished success for his Iranian counterpart.
Nowruz, which coincides with the first day of spring on the solar calendar, is mostly celebrated in Iran, Afghanistan, Azerbaijan, India, Kyrgyzstan, Tajikistan, Pakistan, Turkey and Uzbekistan.
The International Day of Nowruz was registered on the UNESCO List of the Intangible Cultural Heritage of Humanity on February 23, 2010.
For Iranians, Nowruz is a celebration of renewal and change, a time to visit relatives and friends, and pay respect to senior family members.
Iranians welcome the New Year by wearing new clothes and setting the Haft Seen, a table containing seven items starting with the letter 'S'; Sabzeh (freshly grown greens), Samanu (sweet wheat paste), Senjed (jujube), Seeb (apple), Seer (garlic), Serkeh (vinegar) and Somaq (sumac).