Former White House communications director Anthony Scaramucci Anthony ScaramucciFormer DeVos chief of staff joins anti-Trump group Scaramucci to Lemon: Trump 'doubling down' on downplaying virus 'should scare' viewers Sunday shows - Leaked audio of Trump's sister reverberates MORE reportedly blasted former White House chief strategist Stephen Bannon at a Hanukkah party, calling him a “loser” who is “dramatically and incredibly divisive."

Scaramucci, who briefly worked in the White House but left after a profanity-laced rant to a reporter was released to the public, spoke at a party hosted by Rabbi Shmuley Boteach on Sunday, the New York Post’s Page Six reported.

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“He’s a loser. He’ll be a stalwart defender of Israel until he’s not. That’s how this guy operates. I’ve seen this guy operate,” Scaramucci reportedly said of Bannon. “He was a stalwart defender of me until it became better for him not to be.”

During the Hannukah party, Scaramucci called Bannon “a messianic figure,” according to Page Six.

“It’s his way or the highway. He was dramatically and incredibly divisive in the White House ... He was leaking on everybody ... You don’t leak on the president if you’re the president’s senior adviser. So the guy’s a loser,” Scaramucci added, the newspaper reported.