Mr Khashoggi was once an adviser to the Saudi royal family, but fell out of favour with the Saudi government and went into self-imposed exile.
Trump on the other hand has been more circumspect, even suggesting that perhaps "rogue killers" were responsible for the suspected murder - a theory he proffered to journalists at the White House shortly after a phone call with Saudi Arabia's King Salman.
The Saudi stock market dropped more than 6.8 percent after the statement.
"If they don't buy it from us, they're going to buy it from Russian Federation or they're going to buy it from China or they're going to buy it from other countries", Trump said at a news conference on Saturday.
Wigan win Super League title to give Wane ideal send-off
Meanwhile, Wigan coach Shaun Wane had the flawless send-off as they wrapped up their 22nd English title. We threw everything at them and sometimes it doesn't go your way".
Meanwhile, investors and business partners have been withdrawing or freezing their dealings with Saudi Arabia, especially the so-called "Davos in the Desert", hosted by Saudi Crown Prince Mohammad bin Salman on Saturday at the Ritz-Carlton in Riyadh, to discuss his proposed $500 billion high-tech planned city of "Neom", to be built in the Egyptian Sinai.
A Department of Foreign Affairs and Trade spokesman confirmed Australia's ambassador to Saudi Arabia and Austrade's general manager for the Middle East would attend. An Endeavor spokesman declined to comment on the report.
Uber's absence carries a special sting, given both the size of the Saudi investment and its significance for the kingdom's economic reform plans.
The kingdom's warning was not only a response to Trump, but also targeted at U.S. decision-makers amid rising calls for Congress to step in and put key arms sales on hold, he said.
"It will be the task of political advisors and strategists to prevent Trump from causing damage to the US-Saudi relationship", he added.
Russian Orthodox Church breaks ties with Orthodoxy's leader
The Ukrainian Orthodox Church of the Moscow Patriarchate said that the synod's decision was a hostile act, interfering with the Ukrainian church's affairs.
The Saudi Gazette trumpeted: "Enough Is Enough", while the Arab News said: "Saudi Arabia "will not be bullied".
Saudi Arabia's Arab allies have rushed to its support.
The head of JP Morgan, Jamie Dimon, is one of the latest high-profile executives to pull out. Footage emerged Tuesday showing Khashoggi entering the building the week before.
Experts now suspect that the Apple Watch recordings may have been fabricated by Turkish authorities to hide covert surveillance of the Saudi consulate, reports suggest.
Pelosi then questioned whether Trump put personal profit ahead of country in the case of Khashoggi - whom the Saudis are reportedly about to admit was killed in a botched interrogation. We've all heard a lot about the audio. "We're very much working with our allies in the worldwide community to try and bring forward a concerted, or at least an aligned, response as we learn more about this situation", Trudeau said during a "fireside chat" at the Fortune Global Forum in Toronto.
Kim and Kanye West meet Ugandan President Museveni
As the West character went off on a somewhat incoherent rant, the Trump character said to himself: "This guy might be coocoo". West gifted the East African nation and gave the 74-year-old leader a pair of white sneakers.