1. RASHI METHOD: REFERENCES BRIEF EXPLANATION: Commentary on a verse is provided thru a cross-reference to another verse. The cross references can either provide (1a) further details, (1b) confirm citations, or (1c) clarify word meaning. This examples applies to Rashis Ex17-14a URL Reference: (c) http://www.Rashiyomi.com/w35n5.htm Brief Summary: The commandment to MEMORIALIZE the Amalayk war Ex17-14, refers to the commandment to REMEMBER what Amalayk did (Dt25-17:19) (Came 1st, killed our weak, ...

Verse Ex17-14a discussing the requirement to remember what Amalayk did to us states And the Lord said to Moses, Write this for a memorial in a book, and recite it in the ears of Joshua; for I will completely put out the remembrance of Amalek from under heaven. Rashi notes that the underlined words, memorial references verses Dt25-17:19 discussing the commandment to remember what Amalayk did to us. Hence the Rashi comment The commandment to create a memorial mentioned in Ex17-14a references the commandment to remember Amalayk Dt25-17:19, which requires us to remember how a) Amalayk pounced on us right after we left Egypt, b) killed our weak people, c) and picked on us while we were weary.

Text of Target Verse Ex17-14a	Text of Reference Verse Dt25-17:19
And the Lord said to Moses, Write this for a memorial in a book, and recite it in the ears of Joshua; for I will completely put out the remembrance of Amalek from under heaven.	Remember what Amalek did to you...when you came forth out of Egypt; (a) How he chanced on you [first] and (b) struck at your rear, all who were feeble behind you, (c) when you were faint and weary; ....
Rashi comments: The commandment to create a memorial mentioned in Ex17-14a references the commandment to remember Amalayk Dt25-17:19, which requires us to remember how a) Amalayk pounced on us first right after we left Egypt, b) killed our weak people, c) and picked on us while we were weary.

Advanced Rashi: Rashi's main point is that both Ex and Dt use identical language: remember/memorial, blotting out Amalayk's name, etc. The further details in Rashi come from the interpretation of the Dt passage. These interpretations follow Rashi rules and are explained when we reach that Parshah.