Send a shutdown request, then wait until the virtual machine is stopped with a 10 second timeout

qm wait

Wait until the virtual machine is stopped.
More information: <https://pve.proxmox.com/pve-docs/qm.1.html>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

qm shutdown {{vm_id}} && qm wait --timeout {{10}} {{vm_id}}

click the source code to copy