What are the connotations of "ba'Boker ba'Boker"?
Rashi (in Shabbos, 117b): It means that they collected the Manna early in the morning.
Targum Yonasan: It means that they collected the Manna up to four hours in the morning, when the weather became hot.
Seforno: It means that they collected the Manna each and every morning, to prevent it from melting.
B'rachos, 26a: It means that they went one hour before Hanetz ha'Chamah to collect the Manna. 1
See Torah Temimah, citing the Yerushalmi B'rachos, 1:1, and note 24. See Torah Temimah, 37:7 note 7.
What is the definition of "ke'Cham ha'Shemesh"?
B'rachos, 17a: It means four hours after dawnbreak - seeing as "ke'Chom ha'Yom" is six hours after dawnbreak. 1
See Torah Temimah, note 28. See also Torah Temimah, citing B'rachos, 17a #2 and note 27
What happened to the leftover Manna?
Rashi #1 (citing the Mechilta) and Targum Yonasan: When the sun became hot 1 it melted and turned into rivers, 2 from which the deer and the nations of the world drank and enjoyed the taste of Manna 3 (Rashi) 4 .
Rashi #2 (in Iyov, 6:14): It disintegrated.
After four hours into the day (Targum Yonasan).
That flowed into the sea (Targum Yonasan).
Upon which they realized the good fortune of Yisrael (Rashi). According to Targum Yonasan, after various specious of Kasher animals would drink from those rivers, Yisrael would catch those animals and eat them (tasting the taste of Manna).
See also Ba'al ha'Turim.
