No one but you has ever had reason to question my loyalty.

I may be unusual, but nobody can question my loyalty to the human race.

The one who is staying doesn't question the other's loyalty.

I've never given them any reason to question my loyalty.

It was no small thing to question a Klingon's loyalty.

But after watching it, I do question my loyalty to the president.

He should have questioned her loyalty to the Commonwealth at least once by now.

But the rationale for questioning her loyalty suddenly became clear.

We don't know that you've done anything to give us reason to question your loyalty, or to suspect you of any wrongdoing.

I didn't question their loyalty; if they were not loyal, she'd be dead already.