וְאֵ֤ל שַׁדַּי֙ יְבָרֵ֣ךְ אֹֽתְךָ֔ וְיַפְרְךָ֖ וְיַרְבֶּ֑ךָ וְהָיִ֖יתָ לִקְהַ֥ל עַמִּֽים׃
And God Almighty bless thee, and make thee fruitful, and multiply thee, that thou mayest be a congregation of peoples;
Read halakhic rulings (Jewish law) on Genesis 28:3: and classical halakhic sources.