There are narrations about various women offering udhiyya or it being slaughtered on their behalf. Some of these include:
The wives of the Prophet ﷺ:
فلما كنا بمنى أتيت بلحم بقر فقلت ما هذا قالوا ضحى رسول الله صلى الله عليه وسلم عن أزواجه بالبقر
Aisha added: When we were at Mina, beef was brought to me and I asked, "What is this?" They (the people)...
It is recommended or obligatory to not cut the hair and nails after the month of Dhul-Hijjah has begun, based on hadith:
إذا دخلت العشر وأراد أحدكم أن يضحى فلايمس من شعره وبشره شيئا
When the ten days (of Dhul-Hijjah) begin and one of you wants to offer a sacrifice, let him not touch anything of his hair or skin.
من كان له ذبح يذبحه ...
Is it wajib or sunnah mu'akkadah??
This is a discussed matter:
Tha majority of scholars say it is sunnah mu'akkadah, this means a highly recommended sunnah.
Some scholars however, among them al-Awza'i, al-Laith ibn Sa'ad, Abu Hanifa and in one of two opinions of imam Ahmad consider it wajib!
As an evidence for wujub they use this hadith:
"He who can ...
First I must correct you Zakat can also be given to non-Muslims and they are even among the fourth people in the ranking of the verse on Zakat (note as this is not part of the question I will stop here for details you may seek on the site or ask a new question or read here in qtafsir):
Zakah expenditures are only for the poor and for the needy and for ...
As for the three parts some scholars -especially from the shafi'i school of fiqh- base it on the verse itself:
... then eat from them and feed the needy and the beggar (22:36)
interpreting it as eat from it (1/3), feed the needy (1/3) and the beggar (1/3). Beside an interpretation of the hadith in Sahih Muslim and a former statement which was revised by ...
According to al-Jaziri, if the Imam does not offer a sacrifice, then the sacrifice may be made by the common people after an interval of time has passed in which it would have been possible for the Imam to have made the sacrifice. This would be the case if the Imam is not able to afford it.
المالكية قالوا: يبتدئ وقت الأضحية لغير الإمام في اليوم الأول بعد ...
This hadith shows that it is part of the sunnah to mention those the sacrifice has been made on behalf:
"I attended the Eid Al-Adha' with the Prophet (ﷺ) at the Musalla. When he finished his Khutbah, he descended from his Minbar and was given a male sheep. The Messenger of Allah (ﷺ) slaughtered it with his hand and said: 'Bismillah, Wa Allahu Akbar, this ...
And the camels and cattle We have appointed for you as among the symbols of Allah ; for you therein is good. So mention the name of Allah upon them when lined up [for sacrifice]; and when they are [lifeless] on their sides, then eat from them and feed the needy and the beggar. Thus have We subjected them to you that you may be grateful. (Al-Haj 22/36)
This hadith is from Sahih Muslim (https://sunnah.com/muslim/35/57):
Umm Salama, the wife of Allah's Apostle (ﷺ), reported Allah's
Messenger (ﷺ) to have said: He who has a sacrificial animal with him
whom (he intends) to offer as sacrifice, and he enters the month of
Dhu'I-Hijja, he should not get his hair cut or nails trimmed until he