Recover deleted text message on iPhone from iCloud backup
first, login to the iCloud with your username and password. Select the message icon and then filter your message and choose the ones which you want to retrieve. Now go to the setting in your iPhone and select iCloud, but before that 'Turn off text message', when you will apply this step a pop-up will appear and you have to select 'keep on my iPhone'. Now on your text messages, tap merge and wait for some time, your deleted message will be retrieved in your iPhone.