Q: purchase statement financial

If you mean iTunes purchases then you can view your account's purchase history via your computer's iTunes : See your purchase history in the iTunes Store on a Mac or PC - Apple Support

If you mean hardware then it will depend upon who you bought them from. If Apple, and if you used your Apple account, then click on the bag/basket icon top right of the screen and view your orders ; or you can view the products that are registered to your account : https://supportprofile.apple.com/