on one occasion

On one occasion he was shot in the hand, on another he suffered eye injuries after being doused in pepper spray.

She said on one occasion, when Betty had needed to attend her doctor's surgery, she was so upset she had to be given medication.

According to a lawyer representing two women who testified about Gaetz, House investigators were told that witnesses could place the Florida Republican at as many as 10 “sex parties” during his first term in Congress, where illegal drugs were being used and at least on one occasion Gaetz was seen having sex with a 17-year-old girl, Politico reported Monday.

Reflecting on his time at the governing body, he said: "On one occasion, and at my instigation, there was discussion about whether people who were born men should play post-puberty against people who were born women."

Seemingly unable to catch live fish to eat, it charmed visitors by nudging at their cameras and even on one occasion returning a mobile phone.