Mother of god

Holy Mary, Mother of God, pray for us sinners, now and at the hour of death. Amen.

Near-synonyms: Jesus, Mary and Joseph; wow; see also Thesaurus:wow

And your husband's parents were in the earthquake zone? Mother of God! Did they survive?

“What a place!” her mother had exclaimed, when they finally arrived after almost a week of driving. “Sensational! Smell that? Eucalyptus trees! Mother of God, I feel a hundred percent better already, I swear it. And a big nice pool for you—two of them, will you look at that. Now how could anybody stay sick in a place like this, I ask you?”

Mother of God! I've had it up to here with your bullshit!

“Mother of God! You should have asked me before you released that old woman. Now I can expect the wrath of hell to fall on my head when I walk through that door!” Tristan exclaimed, nodding at his cabin.