CmdID / az / az storage / az storage message
az storage message peek
Retrieve one or more messages from the front of the queue, but do not alter the visibility of the message. Azure CLI reference
3 options Its page in the Azure CLI reference
Options
--num-messagesA nonzero integer value that specifies the number of messages to peek from the queue, up to a maximum of 32.--queue-name, -qThe queue name.--timeoutRequest timeout in seconds.