Deuteronomy 1:38 Midrash

יְהוֹשֻׁ֤עַ בִּן נוּן֙ הָעֹמֵ֣ד לְפָנֶ֔יךָ ה֖וּא יָ֣בֹא שָׁ֑מָּה אֹת֣וֹ חַזֵּ֔ק כִּי־ה֖וּא יַנְחִלֶ֥נָּה אֶת־יִשְׂרָאֵֽל׃

Joshua the son of Nun, who standeth before thee, he shall go in thither; encourage thou him, for he shall cause Israel to inherit it.

Read midrashic interpretation of Deuteronomy 1:38: and classical rabbinic exegesis.