The ancient alchemy has been handed down for generations through females of my family.

6 seconds sound clip from Batman (1966) - The Entrancing Dr. Cassandra (S3E25) TV Series.

You can hear this line at 00:06:01 in the Blu-ray version of the movie.

Quote context

[...]

- Well, husbands and wives are supposed to bump into each other now and then.

- Now, cut the personal kick. This is business.

- Well, can't we cool business? We've already stolen $600,000. Now, now, money isn't everything, honey.

- Money is what makes my occult world go round. The power to make other cats do what I crave them to do. Dig.

- Dug, doc-y baby. But why the hang-up?

- Because I intend to succeed where my foremothers failed.

- The ancient alchemy has been handed down for generations through females of my family.

- All abject failures, nowheresville.

- Just like my family. They couldn't wait for the depression, they went broke during the boom.

- My great grandmother discovered how to transmute base metals into gold, but she cut out when she added CH3, CH2, H2 and N02.

- Put them all together, they spell TNT.

[...]