fonts-kacst-one software package provides TrueType font designed for Arabic language, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fonts-kacst-one
fonts-kacst-one is installed in your system.
Make ensure the fonts-kacst-one package were installed using the commands given below,
$ sudo dpkg-query -l | grep fonts-kacst-one *
You will get with fonts-kacst-one package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Fonts |
| Package | fonts-kacst-one |
| Version | 5.0+svn11846-7 |
| Description | TrueType font designed for Arabic language |
| Sub Section | Fonts |