Speaker Nancy Pelosi on Monday urged House Democrats to support a resolution to condemn President Trump for tweeting that four minority Democratic congresswomen should “go back” to their countries.

“The House cannot allow the President’s characterization of immigrants to our country to stand. Our Republican colleagues must join us in condemning the President’s xenophobic tweets,” Pelosi wrote in a letter to House Democrats announcing a “forthcoming” resolution from Reps. Tom Malinowski (D-N.J.), who was born in Poland, Jamie Raskin (D-Md.), and other Democratic members who were born abroad.

“This weekend, the President went beyond his own low standards using disgraceful language about Members of Congress,” Pelosi added. “Rather than attack Members of Congress, he should work with us for humane immigration policy that reflects American values.”

Read more at The Hill.