The president tweeted that he used "tough" language but that that was "not the language used".
Trump on Friday denied using the vulgarity, but world leaders and members of his own party, along with Democrats, denounced his terminology.
"This is not just a story about vulgar language", he said. "Our AU Presidents must respond strongly to this insult", Mr. Mahama said in a tweet.
During the 2016 presidential campaign, Trump's physician released a summary of his health that included his height, weight (236 pounds), cholesterol (HDL 63, LDL 94, triglycerides 61), blood pressure (116/70), blood sugar (99) and results of liver, thyroid, heart and colon exams.
"If that's not racism, I don't know how you can define it", Florida GOP Rep. Ileana Ros-Lehtinen told WPLG-TV in Miami.
The African group of ambassadors to the United Nations have issued an extraordinary statement condemning the "outrageous, racist and xenophobic remarks" by US president Donald Trump, and demanded a retraction and apology.
In a statement Friday, conservative Republican Senators Tom Cotton of Arkansas and David Perdue of Georgia had a different take on the previous day's meeting.
His comments which also suggested the US should instead focus its immigrant entry policy on countries such as Norway has been criticised by international organisations including the UN and African Union, politicians and other Africans and Caribbeans. Trump met this week with Norwegian Prime Minister Erna Solberg. Legislation that would let them stay is known in Washington acronym-speak as DACA, or Deferred Action for Childhood Arrivals.
The alleged remarks were said to have also been made in reference to Haiti and El Salvador. Wolff told CNN's Christiane Amanpour that "100% of the people around the President believes he's incapable of carrying out the duties of office".
In June 2015 when he called Mexican immigrants rapists. He said there were "very fine people on both sides" after violence at a white supremacist rally in Charlottesville, Virginia, left one counter-protester dead.
The president of the United States is a racist.
But it wasn't what people had hoped for.
Trump's remarks had a particularly glacial reception from Norwegians, whom he reportedly upheld as shining examples of the immigrants he wants to come to America.
Akufo-Addo is at least the first head of state or government in an insulted country to publicly respond to Trump. The safety button to open the door had frozen in the -20 chill.
Durbin said Trump specifically asked, "Do we need more Haitians?" before launching into a diatribe about African immigration.
He spent Thursday evening making a flurry of calls to friends and outside advisers to judge their reaction to the tempest, according to the insider.
"The American people will ultimately judge us on the outcome we achieve", Graham said, "not the process which led to it".
It is unclear now how a deal might emerge, and failure could lead to a US government shutdown. Here is part of their conversation.
For example, John F. Kennedy disclosed war injuries but not the fact he suffered from Addison's disease, a degenerative condition. The deal also would include restrictions on a program allowing immigrants to bring some relatives to the U.S.
"It does not protect American workers or our national interest". But she added, "We feel like we're close".
Graham was at the Oval Office Thursday to present a bipartisan agreement to overhaul the nation's immigration system to Trump.