Psalms 105:12 Midrash

בִּֽ֭הְיוֹתָם מְתֵ֣י מִסְפָּ֑ר כִּ֝מְעַ֗ט וְגָרִ֥ים בָּֽהּ׃

When they were but a few men in number. Yea, very few, and sojourners in it,

Read midrashic interpretation of Psalms 105:12: and classical rabbinic exegesis.