Meanwhile, several people protested on the Western Bypass in Quetta for the second day after the attack to demand security to the community and punishment to the perpetrators of the crime.
The blast at around 7:35 am was caused by an improvised explosive device (IED) that had been hidden among the vegetables in the market, police said.
People shift the bodies of the victims of a bomb blast at a mortuary in Quetta, Pakistan. On Friday, however, a faction of the Taliban had claimed responsibility for the attack that targeted the Hazara community, adding that it had collaborated with the Lashkar-e-Jhangvi militant outfit.
At least seven Hazara were among the dead, along with one security official, Cheema said.More news: Why Priyanka Chopra 'didn't think' she would marry Nick Jonas
In the first attack, a suicide bomber blew himself in the Hazarganj fruits and vegetable market in provincial capital Quetta killing around 21 people and injuring 60 others, mostly Hazaras.
They are so frequently targeted that they are forced to live in two protected enclaves in the city and are given a daily police escort to the market to stock up on supplies.
Local TV footage showed several damaged shops and at least one paramilitary vehicle.
It also called for the government of Prime Minister Imran Khan to give them better protection.More news: New details in child thrown from Mall of America balcony
UN Secretary-General Antonio Guterres expressed shock at the Quetta attack and strongly condemned "this cowardly act", UN spokesman Stephane Dujarric said.
Quetta, a city in Baluchistan province that is home to more than half a million Shia Hazara, has witnessed the majority of IS attacks in Pakistan.
"The United Nations expresses its full solidarity with the Government of Pakistan in its fight against terrorism and violent extremism", Guterres said.
Islamic State claimed responsibility for a suicide blast in Pakistan's Quetta city yesterday that killed 20 people and left 48 more injured. A separatist insurgency is also on in the restive province with separatist groups of Baloch nationalists demanding autonomy and a greater share in the province's resources.More news: #RewriteTheRules with the Huawei P30 series