お宮参りで訪れた大西幸治さん(40)、由希恵さん(34)夫妻は「子どもが健やかに育つことを祈りました」と話していた。

()、()「」。

The Onishi couple — Koji (40) and Yukie (34) — who visited for a shrine visit, said 'We prayed for our child to grow up healthy.'

Literal

Shrine-visit [at-で] visited Onishi Koji-san (40), Yukie-san (34) married-couple [topic-は] 'child [subject-が] healthily grow [nominalizer-こと] [object-を] prayed' [quotative-と] were-speaking.

A newspaper article quoting visitors. お宮参り is the traditional first shrine visit for a newborn baby — an important cultural event. Ages in parentheses are standard in Japanese news reporting. 健やかに育つ (grow up healthy) is a warm, formulaic wish. ~と話していた attributes the quote.