I guess this is technically a subset of that, but let's not forget his comments about John McCain:

He's not a war hero, he's a war hero because he was captured. I like people who weren't captured, okay? I hate to tell you.

plus, after he bit the dust:

According to a September 2020 article in The Atlantic by Jeffrey Goldberg, following McCain's death in August 2018, Trump, according to three sources with direct knowledge of the event, allegedly told his senior staff:

We’re not going to support that loser’s funeral

The article also goes on to suggest that Trump became furious when he saw flags lowered to half-staff in honor of McCain, telling his aides:

What the fuck are we doing that for? Guy was a fucking loser.