וָאֹמַ֖ר אֲלֵכֶ֑ם בָּאתֶם֙ עַד־הַ֣ר הָאֱמֹרִ֔י אֲשֶׁר־יְהוָ֥ה אֱלֹהֵ֖ינוּ נֹתֵ֥ן לָֽנוּ׃
And I said unto you: ‘Ye are come unto the hill-country of the Amorites, which the LORD our God giveth unto us.
Read Jewish philosophical commentary on Deuteronomy 1:20: and classical philosophical sources.