Associated Press reporter Lekan Oyekanmi in Abuja, Nigeria contributed.
Assuring the girls, Lai Mohammed said: "What is paramount to us is the release of the remaining girls". "We started this year with 24 [returned girls] and now we have 106. We will never prevent them from seeing their daughters", Alhassan said.
In spite of that Grace is "praying to God that is, I am praying that may God help us maybe my niece she is among those girls". I accept any child that is back. "And then 82 came back".
TheNewsGuru.com reports that the girls were released in a prisoner swap deal on Saturday after months of negotiations with the Boko Haram insurgents.
Alhassan said the students' parents will meet their daughters at the presidential villa in Abuja. Speculation about the president's health has been growing in Nigeria after he missed meetings and abstained from media appearances.Some have criticised the media spectacle surrounding the release. Exactly what their motivations are remains unclear, but there is speculation they may have been radicalised, or are too ashamed to return.
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"Many of you will have also followed the news of the release of the Chibok girls over the weekend".
Boko Haram is thought to still be holding more than 100 of the original 276 girls taken from a school in north-eastern Nigeria in 2014.
They are far from the only people abducted by the extremist group. 56 of your colleagues who escaped from abduction are in their final year in two worldwide private schools. Some women now have children that were fathered by those men.
"It gladdens my heart that after years of hoping, crying and praying, 82 of our Chibok daughters are out of captivity".
"The location of the girls kept changing since yesterday when the operation to rescue them commenced", said a Nigerian military official to NBC News with knowledge of the rescue operation but wanted to remain anonymous.
He said that if the government pursues issues of corruption in Nigeria with the same resolve with which it has pursued and negotiated the release of the 82 Chibok girls, corruption will be a thing of the past in Nigeria.
"The President has repeatedly expressed his total commitment towards ensuring the safe return of the #ChibokGirls, and all other Boko Haram captives", Buhari's office said in a statement.