Two other armed suspects were taken into custody Friday while police tried to determine what role, if any, they played in the cold-blooded attack that stunned New Zealand, a country so peaceful that police officers rarely carry guns.
Director-General of the Pacific Community (SPC) Colin Tukuitonga also showed his support for New Zealand and those who lost loved ones.
Parker's comments came minutes after Prime Minister Jacinda Ardern's announced that gun laws would change during her meeting with Islamic Community in Christchurch where she met and mourned with victim families.
The names of the victims have been withheld by the court, but makeshift memorials have sprung up with flowers and notes honoring those affected and sending messages of hope and love. I informed the Prime Minister. that we stand in solidarity with New Zealand - and that any assistance the United States of America can give, we stand by ready to help.More news: Phil Mickelson reveals he used college counselor tied to bribe scandal
One person died in Christchurch hospital last night and staff are treating 42 patients, ranging from young children to adults, with gunshot wounds.
Another of Daoud's sons, Yama, was on the way to the mosque - to make up with his father after a small falling out - when he bumped into a friend outside who told him "your father saved my life".
Two mosques were targeted in the attack.
The man facing murder charges was an Australian citizen who had spent a lot of time travelling overseas and spent time only sporadically in New Zealand, Ardern said.
CNN has not been able to independently confirm any information about the attackers or the alleged video. At least 49 people were killed, while dozens more were injured. Footage of the attack on one of the mosques was broadcast live on Facebook, and a "manifesto" denouncing immigrants as "invaders" was also posted online via links to related social media accounts. It was not signed.
He said up to 70 people were praying inside Linwood when gunshots were heard.More news: Hexo Set to Gain Ontario Retail Stake with Newstrike Acquisition | INN
A friend of Wasseim's, Carolyne Phillips, who was at the hospital with him, said he had undergone surgery for a perforated bowel, an injury to his pelvis and to get shrapnel and bone out of his hip socket. He did not enter a plea, but made a hand gesture associated with white supremacists.
Two other suspected accomplices have also been arrested. Dunedin is about 225 miles from Christchurch.
A four-year-old girl is among those fighting for their lives after the New Zealand mosque massacre.
Tarrant did not have a criminal history and was not on any watchlists in New Zealand or Australia.
"Charges have been laid, we can expect additional charges will be appearing in the high court on the fifth of April, so there is obviously a process that needs to be gone through here", she said. None of those arrested in the attacks had been on any security watch lists prior to the attack.
"I can tell you one thing right now, our gun laws will change", Ardern told reporters on Saturday, saying a ban on semi-automatic weapons would be considered.More news: Zidane drops Courtois for first game back in charge — Real Madrid