You generally cannot read a WhatsApp message after the sender deletes it for everyone
Check your phone’s notification history if it was enabled before the message was deleted
On Android, use the notification log or notification history feature if available
If you had a chat backup from before the deletion, restore the backup to view older messages
Ask the sender to resend the message
Use third-party apps only with caution, since they may violate privacy and security rules
Deleted messages in WhatsApp are not officially recoverable from within the app once removed