https://help.tallysolutions.com/docs/te9rel64/Voucher_Entry/Accounting_Vouchers/Creating_a_Sales_Entry.htm

Recording a Sales Entry

When a company sells goods on credit or cash, Sales voucher is used to record all the Sales transactions of the company.

To pass a Sales Voucher,

Go to Gateway of Tally > Accounting Vouchers

Click on F8:Sales on the Button Bar or press F8 .

For example, if you are selling goods to Debtor A for a value of Rs. 10000/-

a) Debit Customer’s Account.

b) Credit Sales Account.