incumbent on

"You are attending a religious ceremony and it's incumbent on you to participate as much as possible."

He added: "It's incumbent on the government to communicate clearly what this judgement does and does not say, and to combat that misinformation."

It is incumbent on reporters to be responsible, and clear about what we don't know, so as not to cause unnecessary alarm.

On Wednesday, Millar said "it was incumbent on everybody involved in the political world to be very careful about the language that they use, both online and elsewhere so that we don't inflame community tensions".

“It’s incumbent on employers to ensure the safety of their workers,” Michaels said.