Simply click on the element within the repeater that you want your images to be shown in and connect that box to the image filed in your dataset.
https://support.wix.com/en/article/working-with-the-connect-repeater-panel
https://support.wix.com/en/article/about-displaying-database-content-in-a-repeater
https://support.wix.com/en/article/working-with-the-connect-panel
Many, many thanks givemeawhisky !