When we flip through the pages of the Bible, we don't actually find a specific list of The Seven Deadly Sins. But, we do find some pretty interesting references to behaviors that are similar to the sins we know and love (or hate, depending on how you look at it). For example, the book of Proverbs talks about the dangers of pride and greed.
So, why didn't the Bible just come out and list The Seven Deadly Sins for us? Maybe it's because the authors of the Bible wanted us to think more deeply about our behaviors and motivations, rather than just following a simple list of do's and don'ts. It's like the difference between following a recipe and learning to cook from scratch - one way might be easier, but the other way is definitely more rewarding.
But even though The Seven Deadly Sins aren't explicitly mentioned in the Bible, they've still had a huge impact on Western culture and society. Just think about all the movies, books, and TV shows that feature characters struggling with gluttony or wrath - it's like these sins have become a part of our collective psyche.