עקידת יצחק
Akeidat Yitzchak 85:1
Q — Why does Moshe rebuke Gad and Reuven so sharply for requesting the Transjordan? Why liken them to the meraglim? How is their amended pledge — to fight at the vanguard — accepted?
A — Moshe's rebuke targets separation from the collective at the hour of milchemes mitzvah — to settle apart while brothers go to war is a defect that demoralizes Israel, echoing the spies who turned the nation's heart from the land. Their initial request placed cattle and comfort before shared destiny. Yet when they amend it — to cross armed at the front and not return until the land is conquered — the flaw is repaired: they reorder priorities, binding their portion to the nation's struggle, and the corrected commitment makes their inheritance legitimate.
יבאר שההשתדלות בענינים הזמניים לצורד הגופים הוא הכרחי אמנם המוציא כל זמנו בזה אולת תחשב לו ויתן משל הכבש. את קרבני לחמי לאשי. איש כי ידור נדר לה'. ומקנה רב היה לבני ראובן וגו':