Om-nee-ah kow-zah fee-oont
Here's a breakdown:
* Omnia: pronounced "Om-nee-ah" with the "i" sounding like the "i" in "machine".
* causa: pronounced "kow-zah" with the "a" sounding like the "a" in "father".
* fiunt: pronounced "fee-oont" with the "u" sounding like the "u" in "flute".
The meaning of the phrase is "All things happen for a reason".