The Eight of Swords is about the need to find new sources of income to improve your finances. This card suggests that it's important to make some changes to optimize your spending and save money. So, if you want to save money when you shop at the supermarket, you might consider trying to earn more money, or look for new ways to cut down on spending, such as looking for coupons or special promotions.
The reversed Queen of Swords indicates that you are unable to control some of the expenses you face. There are certain expenses that you face regardless of how you manage your finances. So even if you're trying to save money when you're shopping at the supermarket, you'll still be faced with some level of fixed cost.
Finally, the Page of Cups indicates that you may not be aware of some economic opportunities that could boost your savings. In particular, this card suggests that there may be some special offers or promotions that could increase your savings when shopping at the supermarket. There may also be a loyalty program or membership program that may offer discounts on future purchases.
Bottom line, if you want to save money when you shop at the supermarket you should consider looking into additional sources of income to improve your finances. You will also need to accept that there is a certain level of fixed cost involved when shopping at the supermarket. Finally, you should also shop around for any special offers or promotions that may boost your savings.