1)
What are the connotations of "Vehayu Chayecha Teluyim l'cha ... "?
1.
Rashi #1: It means that you will be in doubt as to whether you will survive the sword that comes against you each day. 1
2.
Rashi #2 (citing Menachos, 103b): It refers to someone who needs to purchase grain from the market. 2
3.
B'rachos, 24a: It refers to someone who hangs his Tefilin (on a peg). 3
2)
What is "Ufachadta Laylah ve'Yomam" referring to?
1.
Yerushalmi Shabbos, 8:1: It refers to someone who purchases wheat from the storehouse. 1
1
See Torah Temimah, note 52.
3)
What is "ve'Lo Sa'amin be'Chayecha" referring to?