"That is to say, you had matters to discuss with one member of your family?"
We have matters to discuss in which trust will be involved.
"I have a very important matter to discuss with you," he said.
"The commander and I have a few matters to discuss."
I have a small financial matter to discuss with him.
I have a more serious matter to discuss with you.
He and his wife had an urgent matter to discuss.
But now, before you take your leave, we have an important matter to discuss.
I think that is a matter for you to discuss in your committee.
There are important matters to discuss, and time is short.