“Thank you Armenia for such a memorable trip. So blessed to have been baptised along with my babies at Mother See of Holy Etchmiadzin, Armenia's main cathedral which is sometimes referred to as the Vatican of the Armenian Apostolic Church. This church was built in 303 AD,” Kim wrote.
During the ceremony, children take on new 'names' from their religious saints.
According to the deacon of the religious ceremony, Nairi Srapionyan, Kim’s son Psalm was given the name Vardan, and Chicago was named Ashkhen with Saint given the name Grigor.
Kim and Kanye's eldest daughter North was baptised in the Cathedral of Saint James in Jerusalem's Armenian Quarter in 2015.
Kim has previously spoken about her faith in an interview with Vogue in 2018.
“We don’t share it much, but we’re really religious. We are very Christian -- and our work ethic and our discipline comes from so many years at Catholic school.”