Komentaryong Sumisipi para sa Genesis 27:46

ויקץ מואב, the expression describes someone becoming fed up with life, similar to when Rivkah had said that she would become fed up with her life if Yaakov were to marry a Canaanite girl as had Esau his brother (Genesis 27,46)

ויקץ מואב means they (Moab) were sick of their lives (the expression is similar to קצתי בחיי in Genesis 27:46, being an abbreviated form of it).

כי אין לחם....ונפשנו קצה בלחם הקלוקל, “for there was no bread (that was the product of the earth) and the insubstantial bread from heaven (the manna) the people had become fed up with.”The expression קצה is familiar to us from when Rivkah experiencing so much tension with her daughters-in-law, the wives of Esau, told her husband that if Yaakov were to marry wives from a similar background she would become fed up with living. (Genesis 27,46, קצתי בחיי.)

and do not abhor Heb. תקץ, from the expression of (Gen. 27:46) “I abhor (קצתי) my life.”

קוץ — ואקץ signifies loathsomeness. Similar is: (Genesis 27:46) "I am sick (קצתי) of my life”, like a man who is disgusted with his food (Sifra, Kedoshim, Chapter 12 16).

To show His disgust. As in, “קַצְתִּי בְּחַיָּי [=I am disgusted with my life].”¹³Bereishis 27:46.¹⁴Alternatively, “began to cut [=לְקַצוֹת] into Yisroel” as in Devorim 25:12, “you shall cut off [=וְקַצוֹתָ].”—Metzudas Tzion Or, “began to strike at those living at the border [=קָצֶה],” i.e., those living in the eastern part of Eiver Hayardein.