It'll be all right now.
8 seconds sound clip from the Titanic (1997) movie soundboard.
You can hear this line at 02:47:09 in the Blu-ray version of the movie.
Quote context
[...]
- Come on. Keep swimming. Come on.
- The boats are coming back for us Rose. Hold on just a little bit longer.
- They had to row away for the suction, but now they'll be coming back.
[...]