What are the connotations of "Vesamachta be'Chagecha" on Sukos?
Targum Yonasan: it refers to the Nisuch ha'Mayim ceremony and the accompanying flutes.
Chagigah, 8:1: It teaches us that one can bring Shalmei Simchah with all kinds of Basar - that a Yisrael can be Yotzei with Nedarim and Nedavos and with Ma'aser Beheimah, and a Kohen, with Chata'os and Ashamos, B'chor, Chazeh and Shok. 1
Yerushalmi, Chagigah, 4:5: It implies that the Chiyuv to bring Shalmei Simchah only applies once one is Chayav to bring the Chagigah 2 - to preclude the first night of Yom-Tov. 3
Mo'ed Katan, 8b: It implies "be'Chagecha", 've'Lo be'Ishtecha' - to prohibit getting married on the Yom-Tov, due to the principle 'Ein Me'arvin Simchah be'Simchah' (One may not mix one Simchah with another). 4
Mo'ed Katan, 14b: It teaches us that an Aveil does not apply Aveilus on Yom-Tov. 5
Yerushalmi Chagigah, 1:5: It teaches us that a sick person is Patur from Re'iyas Panim ba'Azarah. 6
Yerushalmi Chagigah, 1:2 #2: Comparing Simchah o Chagigah, it teaches us that, just just as the first night of Yom-Tov is not subject to Chagigah, so too is it inot subject to Simchah.
Torah Temimah citing Chagigah (ibid.): But not with birds or with Menachos - which are not subject to Simchah. See Torah Temimah, note 60.
See Torah Temimah, note 65.
Michtav me'Eliyahu (5, p.11): All the more so, one should not rejoice in his grain and confidence in his income. "be'Chagecha" is a spiritual Simchah, nullifying ambitions for physical matters.
Torah Temimah (citing the Gemara): Even though Aveilus is also a Mitzvah, Aveilus de'Rabim overrides Aveilus de'Yachid.
See Torah Temimah, note 64.
See Torah Temimah, note 63, who discusses as to whether the obligation of Simchah nowadays is 'Oraysa or de'Rabbanan.
Why does the Torah specify "Atah u'Vincha u'Vitecha ... "?
Pesachim, 109a: It teaches us that one is obligated to make one's children and other members of one's family happy - the men with wine, the women with nice clothes. 1
Rashi (in Kidushin, 34a): To teach us that even women are Chayav in the Mitzvah of Simchah on Yom-Tov. 2
With what will the Ger, the Yasom and Almanah rejoice?
Seforno: With the Peret and Olelos 1 and gifts [for the poor] from the fruit of the trees.
Of the vines, corresponding to the Leket of grain. Refer also to 16:11:3:2**.
