Add text to modern page

• command: spo page text add -n|--pageName <pageName> -u|--webUrl <webUrl> -t|--text <text> --section [section] --column [column] --order [order]
• pageName: name of the page to add the section to
• webURL: URL of the site where the page to edit is located
• text: text to add to the page
• section: number of section to which the text should be added (1 or higher)
• column: number of column in which the text should be added (1 or higher)
• order: order of the section

For more information see the Add-PnPClientSideText cmdlet.