You'll want to run the Transaction List by Date report. Once the appropriate customisations are made it will reflect all payments made to suppliers.
Here's how:
Click Reports from the left pane.
Enter the report name as Transaction List by Date.
Choose Transaction List by Date.
Select a Report period to the year.
For Group By, select Supplier.
Select Customise.
Filter by the following Transaction Types:
Bill Payment (Cheque)
Bill Payment (Credit Card)
Cash/Other Expense
Cheque
Credit Card Expense
Credit Card Credit
Supplier Credit
Select Run Report.
Select Save customisation, then select Save.
You can also read through our help article: Customise your reports in QuickBooks Online. It helps you learn more about filtering and formatting reports according to your business needs.