Yes, they named her after the dawn, for she filled their lives with sunshine.
7 seconds sound clip from the Sleeping Beauty (1959) movie soundboard.
You can hear this line at 00:02:26 in the Blu-ray version of the movie.
Quote context
[...]
- But if I know you, I know what you'll do. You'll love me at once the way you did once upon a dream.
- In a faraway land long ago, lived a king and his fair queen.
- Many years had they longed for a child, and finally their wish was granted.
- A daughter was born, and they called her Aurora.
- Yes, they named her after the dawn, for she filled their lives with sunshine.
- And our story begins on that most joyful day.
- On that joyful day, on that joyful day...
- Hail to the Princess Aurora.
[...]