Rashi on Deuteronomy 3:25/רש"י על דברים ג׳:כ״ה

1אעברה נא LET ME PASS OVER, I PRAY THEE — The term נא is a term of request (it does not here signify "now").

2ההר הטוב הזה THAT GOODLY MOUNTAIN, i.e. Jerusalem (that was situated on hills) (Sifrei Bamidbar 134:5).

3והלבנן AND LEBANON — this is a term for the Temple (Siphre).