Then, talking about Mexico paying for the wall:
Donald Trump, in hot water over a report that his charity used donations to cover business-related legal fees, told a campaign rally crowd on Tuesday that “there’s nothing like doing things with other people’s money.” - 9/20/2016 (https://politi.co/2LPVIZD)
Now, insisting on American tax dollars to fund wall construction:
The president is demanding more than $5 billion to build a new wall along the U.S.-Mexico border. House Democrats plan to advance legislation that would reopen key parts of the government but deny Trump any additional money for a wall... - 1/2/2019 (https://wapo.st/2LOum6c)