'how can run command on redis with authorize in bash script?

I have redis version 6.2.2 AUTH with username and password on centos 7

I want run command flushall with bash script

I tried send it with echo command but it failed

I do not know how can i send 2 command

How can i send AUTH myusername mypassword command and and after that flushall command with bash script?

redis

Sources

This article follows the attribution requirements of Stack Overflow and is licensed under CC BY-SA 3.0.

Solution	Source