Serendipity
lə azaʁ øʁø la ʃɑ̃s də tʁuve kɛlkə ʃɔz dɛ̃pɔʁtɑ̃ paʁ aksidɑ̃
In French Le hasard heureux, la chance de trouver quelque chose d'important par accident.
The occurrence and development of events by chance in a happy or beneficial way.
Example
"It was pure serendipity that we met."