This part of the sentence is correct and usable in written English.
You could use it in a variety of contexts, such as: "He has a remarkable combination of knowledge and ability that has made him an invaluable asset to the team."
"It helps connections between nerve cells form, and that's the basis of new knowledge and ability.
Disappointingly for one with such knowledge and ability, his ambition to manage in England's top flight has been delayed.
Mr. Mendelson said, "These men lacked the knowledge and ability to protect themselves against falls and other hazards".
More widely, there's the exciting prospect of more older people in the workforce that will be a clear demonstration of their knowledge and ability – countering some negative stereotypes.
If you're good enough, it shouldn't be about your gender, it should be about your knowledge and ability and to be able to work within that environment.
A routine evaluation by a V.R.C. examination board found Oliver deficient in military knowledge and ability and rejected the application, echoing Greene's assessment.
An accounting and finance degree provides the academic grounding, knowledge and ability to help you prepare for a career that provides challenge, excitement and reward.
Most notably, the disputes would be arbitrated by Delaware's judges, who are prized for their knowledge and ability in adjudicating corporate law matters.
The reading of such a script would rely upon the reader's prior knowledge and ability to work from the context, along with some guesswork.
"It just shows you the immense knowledge and ability he's got.
It's not enough for us to know we have great knowledge and ability.
