What are the implications of "Vehayu ha'Devarim ha'Eileh"?
B'rachis, 13a: It implies that the words and the Pesukim of Kri'as Sh'ma must be read the way they are written in the Torah, and not backwards. 1
Megilah, 9a: It implies that Tefilin and Mezuzos must be written in Ashuris (the script that we use).
See Torah Temimah, note 25.
What is "ha'Devarim ha'Eileh" referring to? How does it connect to the previous Pasuk?
Rashi: It refers to Torah-study. 1 Through studying the Torah one comes to recognize Hakadosh-Baruch-Hu (and love Him) and to cling to His ways.
What are the implications of the word "ha'Yom"?
Rashi: It implies that one should treat Hashem's Mitzvos like a new edict that everybody is eager to read, and not like an old one, which one no longer respects. 1
Oznayim la'Torah: It implies that the Torah is perfect the way Hashem gave it and should noqt be altered to suit the times. 2
What are the implications of "Al Levavecha"?
Seforno: It implies that one should straighten all one's deeds with that 1 in mind.
Targum Yonasan: It implies that the Mitzvos of Hashem ... should be engraved on the tablet of one's heart.
B'rachos, 15a: It implies that the main thing is to recite the Sh'ma with Kavanah, and it doesn't matter if one does not hear the words that one eits from one's mouth. 2