Trump, in the video, warns that soldiers deployed to the Mexican border could shoot Central American migrants who throw stones at them while attempting to cross illegally. "We're going to consider it, I told them, consider it a rifle".
"They want to throw rocks at our military, our military fights back", the president said to reporters earlier in the week, referring to the caravan of aggressive invaders making their way to the United States.
Videos showed protestors throwing rocks at soldiers as they ran from flying bullets. "I told them, consider it a rifle".
The Nigerian Army has defended its use of fire power in the wake of attacks from protesters in the capital, Abuja.
Amnesty International had said on Wednesday, October 31, that it had strong evidence that police and soldiers used automatic weapons against IMN members and killed about 45 people in an "unconscionable use of deadly force by soldiers and police".
The Islamic Movement in Nigeria (IMN) had declared that 46 of its members were killed after policemen and officers of the Nigerian Army opened fire on the protesters.
The U.S. Embassy and Consulate in Nigeria issued a statement Thursday expressing concern about the "deaths resulting from clashes between Nigerian security forces and members of the Islamic Movement of Nigeria".
Nigerian police have arrested 400 members of a Shia Muslim sect after days of deadly protests in the capital.
In a statement responding to Trump's remarks, Amnesty International's Secretary General Kumi Naidoo said: "We reject these vicious policies". His recent inflammatory statements, made days before the United States midterm elections, have clearly been seized upon by some in the Nigerian military as an abusive new standard to which they would like to adhere.
In Nigeria, Trump is a popular figure among many people who praise what they regard as his straightforwardness and frank talk despite his reported insult to the nation previous year when he said Nigerians in the United States would never "go back to their huts" in Africa.
The Nigerian government came under harsh criticism after Amnesty International reported the killing of Shiite Muslim protesters by Nigerian security forces.
"What did the biblical David use to kill Goliath?"
The Defence Headquarters had said only three Shi'ites were killed during the violent protests, saying the army acted in self-defence.
Soldiers had arrived to assist police, a news release said, and were met with protesters who threw canisters of fuel, "large stones, catapults with risky objects and other unsafe items".
Amnesty's Nigeria Executive Director, Osai Ojigho, on Saturday in a statement said the basic rights of humans are not subject to the whims and caprices of leaders.