It started in low, then it started to grow.
6 seconds sound clip from the How the Grinch Stole Christmas (2000) movie soundboard.
You can hear this line at 01:22:50 in the Blu-ray version of the movie.
Quote context
[...]
- The crescendo of my odious opus! Yes!
- Oh, the wailing and the gnashing of teeth.
- The bellowing of the bitterly bummed out!
- It'll be like music to my ears!
- Then the Grinch heard a sound rising over the snow.
- It started in low, then it started to grow.
- But the sound wasn't sad. Why, this sounded merry... But it was merry. Very.
- Every Who down in Whoville, the tall and the small, were singing without any presents at all.
- He hadn't stopped Christmas from coming. It came.
- Somehow or other, it came just the same!
- And the Grinch, with his Grinch feet ice-cold in the snow, stood puzzling and puzzling.
- It came without ribbons! It came without tags! It came without packages, boxes or bags!
[...]