וּרְאִיתֶ֥ם אֶת־הָאָ֖רֶץ מַה־הִ֑וא וְאֶת־הָעָם֙ הַיֹּשֵׁ֣ב עָלֶ֔יהָ הֶחָזָ֥ק הוּא֙ הֲרָפֶ֔ה הַמְעַ֥ט ה֖וּא אִם־רָֽב׃
and see the land, what it is; and the people that dwelleth therein, whether they are strong or weak, whether they are few or many;
Read halakhic rulings (Jewish law) on Numbers 13:18: and classical halakhic sources.