Former Secretary of State Hillary ClintonHillary Diane Rodham ClintonPoll: Majority of Democratic voters happy with their choices among 2020 contenders No presidential candidate can unite the country GOP lawmakers speak out against 'send her back' chants MORE accused the GOP and President TrumpDonald John TrumpCould Donald Trump and Boris Johnson be this generation's Reagan-Thatcher? Merkel backs Democratic congresswomen over Trump How China's currency manipulation cheats America on trade MORE of copying her 2016 campaign slogan on Tuesday.

Clinton quoted a Monday night post from the GOP’s official Twitter account that featured the words “we’re only getting stronger together” superimposed on an image of Trump. Trump said the line during his rally Monday night in El Paso, Texas.

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The phrase “Stronger Together” was prominently used by Clinton during her 2016 presidential campaign.

“Now copy my plan on health care, a fairer tax system, and voting rights,” Clinton wrote Tuesday morning with a link to the “issues” page of her campaign website.

Many on social media pointed out that the slogan was first used by Clinton.

Clinton and her vice presidential choice, Sen. Tim KaineTimothy (Tim) Michael KaineOvernight Health Care — Presented by PCMA — Health care moves to center stage of Democratic primary fight | Sanders, Biden trade sharps jabs on Medicare for All | Senate to vote on 9/11 bill next week | Buttigieg pushes for cheaper insulin Health care moves to center stage in Democratic primary fight Dems open to killing filibuster in next Congress MORE (D-Va.), also released a book titled “Stronger Together” in the buildup to the 2016 election.

Trump beat Clinton in the 2016 election following a bitter campaign cycle.

In the months following her defeat, Clinton has used her platform to critique Trump and push back against some of Trump’s most notable policies, particularly speaking out against the family separation that took place at the U.S.-Mexico border when immigrants attempted to enter the country illegally.