Typefaces.SetFontQuranSaleem(holder.VerseArTextView);

class Typefaces
 {
    Context context;
    static Typeface quranFontSaleem;
    public Typefaces(Context context)
    {
        this.context = context;
        quranFontSaleem = Typeface.CreateFromAsset(context.Assets, "Fonts/QuranFontSaleem.ttf");

    }
    public static void SetFontQuranSaleem(TextView textview)
    {
        textview.SetTypeface(quranFontSaleem, TypefaceStyle.Normal);
    }
 }