Residents hug each other after paying their respects by placing flowers for the victims of the mosques attacks in Christchurch at the Masjid Umar mosque in Auckland on March 17, 2019.
An overwhelmed hospital was forced to delay surgeries as it struggled to cope with the sheer number of wounded.
At least one victim was expected to be returned tonight, he said, and emphasised that "the most important thing is to ensure that identifications are done to 100 per cent certainty".
Many victims still missing or injured, families and relatives continue to wait around the hospitals in Christchurch to hear about the fate of their loved ones.
For nearly 3 days forensics teams have been working through multiple crime scenes - at the Al Noor and Linwood mosques as well as a house in Dunedin, the southeastern city where the Tarrant lived.
Ardern said victims would be handed over to families from Sunday evening.
Her father, who was also shot, recently emigrated to New Zealand from Jordan.
The Prime Minister said the advice she had received from police indicated that the timing of the email and the information it contained did not provide enough time for response.
"Lilik has been a valued part of our engineering team in Christchurch for 16 years, but he first got to know the team even earlier when he worked with our aircraft engineers in a previous role overseas", Air New Zealand Chief Executive Christopher Luxon said in a statement.
Australian man Brenton Tarrant remains the only person to be charged with murder over the Christchurch mosques massacre that has claimed the lives of 50 people.
Feature: Terror suspect in New Zealand Christchurch mosques attack appears in court with heightened security - Xinhua | English.news.cn
Prime Minister Narendra Modi Friday wrote to his New Zealand counterpart expressing his deepest condolences to the bereaved families of the victims. Mr Bush said the woman had been released without charge.
"It was disturbing", she says. "Forgiving is going to take time", Omar Nabi, whose father Haji Daoud Nabi was gunned down, told reporters outside the Christchurch court.
"The United States strongly condemns the attack in Christchurch".
"I convey the message of love and support on behalf of New Zealand to all of you", she said.
Ardern said Tarrant was a licensed gun owner who allegedly used five weapons, including two semi-automatic weapons and two shotguns, which had been modified.
The country's gun laws are largely unchanged since 1992, when controls were tightened after the 1990 Aramoana massacre, in which a man killed 13 people with a semi-automatic rifle.
The alleged shooter appeared in court amid strict security, shackled and wearing all-white prison garb, and showed no emotion when the judge read him one murder charge. "The people of New Zealand are in our thoughts and prayers".
Vehicles are prohibited, but people can walk closer to the mosques where the shooting happened on Friday. For many New Zealand was their choice, a place they actively came to and committed themselves to.
He also reached out to the Muslim community in Christchurch and in New Zealand.
"This act of terror was brought to our shores and rained down upon us".