you can easily install farsi font in your linux Install some Persian fonts (XB Series) and Tahoma on Linux you just need to install wget or any downloder you can use "axel" instead of default "wget", just install axel first and call this with axel parameter.
just with chmod command give it executive permission and run it when u see this page
- All fonts are going to be install in '.fonts' directory in your home. Choose which fonts should be install or choose to quit
- Vazir 10) XBNilufar 19) XBShiraz 28) XBZiba
- FarsiFonts 11) XBKhoramshahr 20) XBSols 29) Tahoma
- BFonts 12) XBKayhan 21) XBTitr 30) Samim
- IranianSans 13) XBYaghout 22) XBTabriz 31) Shabnam
- IranNastaliq 14) XBRiyaz 23) XBTraffic 32) Sahel
- FPF 15) XBRoya 24) XBVahid 33) VazirCode
- NotoNaskh 16) XBShafigh 25) XBVosta 34) All..
- NotoKufi 17) XBShafighKurd 26) XBYermook 35) Quit
- XBZar 18) XBShafighUzbek 27) XBYas Your choice (35 for quit):
choose 34 to choose all font and hit enter, wait a couple of minute and then you install farsi font in your ~/.font/