To Jor-El, the tremors and shocks, which were now more frequent and violent, were an indication that the cataclysmic day was not far off.
9 seconds sound clip from Superman (1948) - Superman Comes To Earth (Chapter 1).
You can hear this line at 00:02:42.875 in the Blu-ray version of the episode.
Quote context
[...]
- Jor-El's wife, Lara, inspired him in his feverish race to construct a trial spaceship.
- Now, giant subterranean pockets of gas exploded, touching off long-sealed volcanoes.
- Plumes of fire lit the sky. Molten lava scarred Krypton's surface.
- The fears of Jor-El and Lara were intensified by their concern for the safety of their infant son.
- Recently, a great tidal wave threatened to engulf our capital.
- Now, quakes and eruptions of mysterious origin are occurring with increasing frequency.
- Our distinguished scientist Jor-El has brought me an alarming report. I refer him to you.
[...]