The phrase "diligently served" is correct and can be used in written English to describe someone or something carrying out an action in a thorough and careful manner.
For example: "John diligently served his customers, always doing his best to ensure their satisfaction."
I ask those leaders to ask themselves, "How is a young widow with two small children supposed to survive on barely $1,600 a month?" I think it is time to fulfill the promise to support all the families of those who have so diligently served their country, whether in combat or in garrison.
The officer of artillery had to ensure the cannon was diligently served.
They were anxiously awaiting their bowls of rice, which we diligently served.
Below, see the images from Obama's final national address as president, as he offered his parting words to a country he diligently served.
"Ours is a newsroom that's relevant, passionate and diligently serving readers," Editor Davan Maharaj said.
He had served diligently and skillfully as a water rights lawyer/litigator based in Boulder, Colorado.
Mrs. Lawford served diligently for many years and we will forever be indebted to her for her guidance and contributions.
He was Founding Vice President of Broadway-Flushing Homeowners' Association, Inc. in 1964 and served diligently in different offices as a member ever since.
He contains within him the contradictions – the good and the bad – of the community that he has served diligently for so many years.
"I'm happy to have served Rwanda diligently and I think their football standards will keep growing with time".
What it did without fail was demonstrate a total lack of respect for the office of Secretary of State and for the person who served so diligently and successfully in that position.
