(CNN) A high-profile member of the House Foreign Affairs Committee chided President Donald Trump on Wednesday for calling Republicans who have refused to back him "human scum."

"To call anybody human scum is beneath the office of the presidency. You can't say that, right? You're the president. You have different standards," said Rep. Adam Kinzinger, an Illinois Republican, in an interview with CNN's Wolf Blitzer on "The Situation Room."

The Air Force veteran was asked about the combative tweet posted by Trump on Wednesday afternoon, in which Trump accused the "Never Trumper Republicans" of being more dangerous to the country than "Do Nothing Democrats."

"Watch out for them, they are human scum!" the President tweeted.

"Sometimes you'll hear people say, 'Well this congressman said this once' ... yeah, nobody should say anything like this," Kinzinger said.

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