In an opinion piece published on Wednesday in the New York Times, Hollywood star George Clooney, a Democrat who co-hosted a fundraiser for Biden last month, withdrew his support.
Netanyahu was officially invited last week by US House Speaker Mike Johnson to speak before both houses of Congress in Washington. It was later confirmed that his address will take place on July 24.
“It is enough of the indiscriminate bombing. I don’t want the kinds of weapons that Israel has to be utilized to have more death," Rep. Gregory Meeks said on Tuesday.
"Denying weapons to an ally in the middle of a war is the definition of betrayal," the newspaper's editorial board wrote, labeling Pelosi a "sunshine ally."
A letter was signed by Pelosi and 36 other Democrats including Representatives Barbara Lee, Rashida Tlaib and Alexandria Ocasio-Cortez.
Pelosi's comments marked the first time a prominent US lawmaker has accused Russia's leader of backing US protesters calling for a ceasefire.
Pelosi, a Democrat who twice served as House speaker, is the first woman to hold the position that is second in line for the presidency if the president is incapacitated.
The surveillance footage showed the alleged attacker smashing through a glass window to get into the couple's San Francisco home.
Republicans won a narrow majority in November's midterms, meaning any candidate for speaker will need to unify a fractious caucus to win.