There are repeated line in my Journal Report

Hello there, @rigidhomes.

It depends on how many line items do you have for those repeated lines in QuickBooks. For example, you create an invoice and there are line items, 1 is with GST and the other doesn't have GST. 

Please see the screenshot below:

You might also want to check out this article to learn how to print a journal entry report.

If you have any other concerns, just comment below or post again. I'll be sure to get back to you. Have a good one.