Command to suspend a GNU Bash shell

ABOUT suspend

Suspend the execution of this shell until it receives a SIGCONT signal.

[bash]
$suspend
^C^C
|^Z
[/bash]

[bash]
$kill -18 5139
$
[/bash]

[bash]
$suspend
^C^C
|^Z
$
[/bash]
LINK
https://ss64.com/bash/suspend.html