1)
What are the connotations of the word ?Va'yetzav lahem Moshe? What did he command Yehoshua and Yehoshua ? ?
1.
Rashi: It means that he commanded Yehoshua ? concerning the B?nei Gad and the B?nei Reuven and their condition.
2.
Seforno: He commanded them not to give the B?nei Gad and the B?nei Reuven their portion in the land of Sichon and Og until they returned from the conquest of Eretz Cana?an.