מדע אהבה זמנים נשים קדושה הפלאה זרעים עבודה קרבנות טהרה נזיקין קנין משפטים שופטים 110 #66 See HayomYom Shevat Zayin halacha. tounderstand inorder thatyouneedtoknow and ) everything knew ,The Alter whowasaposekinNiglahandNistar(hewrote theShulchanAruch works. calendar Rebbe That’swhy theAlter learnedthesethings.Yiddishe the way the to understand some math and science the examples is that you need to know whattheTorah theworldworkstounderstand how need tounderstand of wants!One The theworldshouldbeaccording toTorah. teachesushow Sometimes youfirst nextto embarrassed thisyoungboy! very These Kiddush theAlter Rebbe wasjust12,hegaveWhen ashiurontheRambam’shalachos of for15years! calendar Yiddishe hewasten,madea thesunandmoonwork.When how help usunderstand that the Alter Rebbe parts of math and science was 9, he When learned certain and theyears. ThisisthemitzvahofKiddushHachodesh. How theBeis Today inSefer Mesechta Sanhedrin perek Alef, Mesechta Brachos RoshHashanaand #153 SHIUR #66 #59 The detailsofthismitzvah The are explained inMishnayos &Gemara: צְוַת מִ צְוַת מִ ְַ ׂה שֵ עֲ ׂה שֵ עֲ ֵׂ halachos are complicated, anditmadetheTalmidei , which explain when we see the new moonforRosh we seethenew Hachodesh, whichexplainwhen

needsto make andcalculateDin acalendar themonths Hamitzvos, welearnthesamemitzvahonelasttime: ם כֶ לָ ה ּזֶ הַ ׁש דֶ הַחֹ ֶׁ ה ז ל ֶם ם ּובְ יֹום כֶ מְחַ תְ ׂשִ ם י רָ ּובְ ּובְ דֵ מֹועֲאׁשֵ יכֶ ם ּובְ רָ אׁשֵ י רֹאׁש חֳ דָ יםׁשִי רֹת ּתֶ ּותְ יכֶ צֹצְ חָדְ ּבַ חֲ ם עְ קַ םׁשֵיֶםּת ַע ת ב ֲצצ ֹ We learnthismitzvahfrom Parshas Behaalosecha: We learnthismitzvahfrom Parshas Bo: Chachomim inshulfeel )במדבר י:י( Chodesh. )במדבר י:י( שופטים משפטים קנין נזיקין טהרה קרבנות עבודה זרעים הפלאה קדושה נשים זמנים אהבה מדע - . 111

. , and asks Din

Chodesh Shiur #66 properly, and properly, we won’t knows if their answer makes Din

One the of questions the Beis The sun’s “path” (orbit) around sun’s “path”The the earth (orbit) RambamThe tells us calculate to how this The RambamThe says that if a person says sense: depends It where on the sun is! The part that we can see the of is moon because thesun is shining and it on making lit it up. can(You try this yourself using a ball and a flashlight in a dark room!) and orbit aren’t the moon’s like two circles on a flatpiece of Theypaper. are both tilted in different directions, so sometimes the sun is a little higher bit lower or in the sky than the is.moon Since is it shining down at the moon, upor at the moon, makes it the like look moon pointingit’s in a different direction! can (You try this with your flashlighttoo!) ourselves, so we can know which way the shouldmoon be pointing Rosh on people is, “Which way was the point moon ing when you saw it?” Rambam The explains thehow Beis of fast. of that something just happened by chance, is it cruel! Hashem wants us teshuvah do to by saying that was it just by nature, will it stop us from doing teshuvah be get to able all Hashem’s of special brachos

- - - Din , to blow certainat trumpets to ,

Yud

make PEREK ALEF PEREK ! In perek of a new of set of PERAKIM YUD-CHES AND YUD-TES PERAKIM follows a pattern, like Hachodesh

Din

, we learn about more how Tes - knows if the witnesses are telling Din of Kiddush about fasts that the Chachomim

, a happy time. We also blow them — when in a sad time we are , a happy time. We The details of this mitzvah are explained in Mishnayos & Gemara: in Mishnayos explained are The of this mitzvah details and Yud Beis In today’s Rambam, we are finishing the Sifri, Taanis Mesechta Rosh Hashana, Mesechta Today we also learn a newa learn also we Today Hashemdavening They happening. things are because hard to can . do teshuvah remind to Hashem, it’s from us that we have and times. We blow them when of Yom special korbanos we bring the We times. Tov But just because there IS a new moon The RambamThe explains what the Beis We alsoWe learn the first perek the halachos Ches the truth that they saw the moon. They make calculations figure to out it if is possibleto see the a certain on moon night. doesn’t mean that anyone can see it! Sometimes the is moon very in low the sky andneeds someone mouna of be to top on tain see to it, might it or be hidden behind clouds. does if nobody sees the many for moon months— they can’t justmake every month be 30 days long, because that will mess up the calendar! Beis The nowadays:we do long one month, and then shortone month. That even way, if there are witnesses,no the Yidden will all be keeping a calendar. proper halachos for thefor town. whole If something scary hap pens, we need daven to Hashem to course, of and also fast ask to Hashem for us. help to The Rambam talks about WHO needs fast, to and WHEN we’re supposed not make to this kind Rambam: Rambam: Taaniyos HaChodesh, Hilchos Kiddush Hilchos