This phrase is often used metaphorically to mean very detailed information, not referencing actual chapters. My uncle can give you chapter and verse on vintage cars.
Pro Tip 2/3
Expect Details
When someone says they'll give you chapter and verse, prepare for a thorough explanation. Ask Lara about bees; she'll give you chapter and verse.
Pro Tip 3/3
Credibility
Using this phrase adds credibility, indicating the speaker has in-depth knowledge or evidence. He provided chapter and verse on the company's success.