65 years of marriage, died the same day. Is it coincidence?

They have six children together, 14 grandchildren and eight great-grandchildren and grandchildren. Harold was 91 years old on the day of death, Ruth and 89 years old.
"We all think this is no coincidence. They were devoted and loyal to each other. Share going nowhere, "said their daughter, Carol ROM and Time quotes.
The family considers death as a continuation of their eternal love.
"We believe that they should be together in the next life, as in this," said another daughter, Margaret Knapke.