bd software package provides quickly go back to a specific parent directory in bash, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bd
bd is installed in your system.
Make ensure the bd package were installed using the commands given below,
$ sudo dpkg-query -l | grep bd *
You will get with bd package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | bd |
| Version | 1.02-1 |
| Description | quickly go back to a specific parent directory in bash |
| Sub Section | Utils |