Use APKPure App
Get Arabic - Perfect keyboard old version APK for Android
Perfect keyboard - Atabic language pack
This will work with Perfect keyboard.
https://market.android.com/details?id=inputmethod.latin.perfectkeyboard
credit to:\
Anysoftkeyboard dictionary.
عربي عبري -- عربي قاموس
لوحة المفاتيح الكاملة