Days

Day / Celestial Body	Hebrew Tradition (Biblical & Rabbinic)	Arabic & Islamic Tradition (Quranic & Hadith)	Mesopotamian & Indian Context
Day 1 Sunday (Sun)	Name: Yom Rishon (First Day) Biblical Event: Creation of Light; separation of light from darkness (Gen 1:3-5). Rabbinic Quote: "On the first day, He was alone in His world." (Talmud, Rosh Hashanah 31a). Psalm 24 is recited, emphasizing sovereignty over the earth. Rituals: Work resumes. Post-Havdalah timeframe marks the separation of the holy (Shabbat) from the profane (week).	Name: Al-Ahad (The One) Quranic/Hadith Event: Creation of the Mountains (Sahih Muslim 2789). Note the divergence from Genesis light-creation. Hadith: "Allah created the mountains on Sunday." (Muslim 2789). Context: The name Al-Ahad reinforces the Tawhid (Oneness) of God, distinct from the pre-Islamic Awwal.	Mesopotamian: Shamash (Sun). The day of the divine judge. Oaths taken on this day were binding under the sun's gaze. Indian: Ravivar. Dedicated to Surya. Rituals involve eating one meal before sunset and avoiding salt to reduce ego/heat.
Day 2 Monday (Moon)	Name: Yom Sheni (Second Day) Biblical Event: Creation of the Firmament (Rakia) to separate waters. No "it was good" pronounced. Rabbinic Quote: "Why is 'good' not written? Because the works of the waters were not finished... and because schism was created." (Bereshit Rabbah 4:6). Rituals: Traditional fasting day (along with Thursday) for repentance and petition.	Name: Al-Ithnayn (The Second) Quranic/Hadith Event: Creation of Trees (Muslim 2789). Birth of Prophet Muhammad. Hadith: "That is the day on which I was born and the day on which I received Revelation." (Sahih Muslim 1162). Rituals: Voluntary fasting (Sunnah) to emulate the Prophet.	Mesopotamian: Sin/Nanna (Moon). A day for consulting oracles. The moon's phases dictated the timing of all other rituals. Indian: Somavar. Dedicated to Shiva/Soma. Devotees fast to secure a good spouse or domestic peace. Milk is offered to the Shiva Lingam.
Day 3 Tuesday (Mars)	Name: Yom Shlishi (Third Day) Biblical Event: Waters gathered (Seas); Dry land appears; Vegetation created. Double "Ki Tov" (It was good). Rabbinic Quote: "A day of double goodness." (Bava Kamma 82a). Rituals: Favored day for weddings and beginning new business ventures due to the textual stability associated with "dry land."	Name: Ath-Thulatha (The Third) Quranic/Hadith Event: Creation of Unpleasant Things/Harm (Al-Makruh). Hadith: "He created the unpleasant things on Tuesday." (Sahih Muslim 2789). Rituals: Historically considered heavier or more burdensome in folk belief due to the association with Makruh, contrasting sharply with the Hebrew view.	Mesopotamian: Nergal (Mars). A day of danger. Kings often avoided travel or starting wars on this day to avoid Nergal's unchecked rage. Indian: Mangalvar. Mangal Dosh (Mars defect) in astrology is feared for marriage compatibility. Red lentils and coral are donated to pacify the energy.
Day 4 Wednesday (Mercury)	Name: Yom Revi'i (Fourth Day) Biblical Event: Creation of Sun, Moon, and Stars (luminaries) to mark festivals and days. Rabbinic Quote: "On the fourth day, the luminaries were cursed [diminished]." (Babylonian Talmud, Chullin 60b) – referring to the Moon's reduction size relative to the Sun. Rituals: Associated with clarity and timekeeping.	Name: Al-Arba'a (The Fourth) Quranic/Hadith Event: Creation of Light (An-Nur). Hadith: "He created the Light on Wednesday." (Sahih Muslim 2789). Note the displacement of light from Day 1 (Genesis) to Day 4 (Hadith). Context: Often associated with the creation of intellect and illumination in Islamic cosmology.	Mesopotamian: Nabu (Mercury). The day of writing and accounts. Scribes would offer prayers to Nabu for dexterity. Indian: Budhavar. Dedicated to Budha (Intellect). A highly auspicious day for banking, starting education, or commercial transactions. Green garments are worn.
Day 5 Thursday (Jupiter)	Name: Yom Hamishi (Fifth Day) Biblical Event: Creation of swarming water creatures (fish) and birds. Rabbinic Quote: "They [fish and birds] were created from the mud." (Chullin 27b). Rituals: Secondary fasting day. Traditionally the day Moses ascended Sinai again for the second set of tablets.	Name: Al-Khamis (The Fifth) Quranic/Hadith Event: Creation of Scattered Animals (Dabbah). Presentation of deeds. Hadith: "The deeds of people are presented (to Allah) on Mondays and Thursdays. So I like that my actions be presented while I am fasting." (Tirmidhi 747). Rituals: Voluntary fasting (Sunnah).	Mesopotamian: Marduk (Jupiter). The royal day. Processions for the king or the statue of Marduk were propitious. Indian: Guruvar/Brihaspativar. Dedicated to Brihaspati (Guru of Gods). The most sacred day for spiritual initiation. Yellow sapphire and turmeric are associated items.
Day 6 Friday (Venus)	Name: Yom Shishi (Sixth Day) Biblical Event: Creation of Land Animals; Creation of Adam and Eve (Gen 1:24-31). Rabbinic Quote: "On the sixth day... He finished His work." The Psalm of the day (Psalm 93) proclaims the Lord as King, clothed in majesty (man created in image). Rituals: Preparation for Shabbat (Erev Shabbat). Cooking, cleaning, and mikveh immersion before sundown.	Name: Al-Jumu'ah (The Gathering) Quranic Event: Surah Al-Jumu'ah (62:9) mandates the Friday congregational prayer. Hadith: "The best day on which the sun has risen... Adam was created, entered Paradise, and was expelled from it [on this day]." (Sahih Muslim 854). Rituals: Salat al-Jumu'ah (Congregational Prayer), Ghusl (ritual bath), cutting nails, wearing perfume.	Mesopotamian: Ishtar (Venus). A day of intense emotion. Offerings made to Ishtar for love or military victory. Indian: Shukravar. Dedicated to Shukra (Venus) and the Goddess (Devi). Worship of Lakshmi for wealth and aesthetic beauty. Sour foods are often avoided by women observing Santoshi Mata vrats.
Day 7 Saturday (Saturn)	Name: Yom Shabbat (Rest/Ceasing) Biblical Event: God rested/ceased from work. The day is blessed and sanctified (Gen 2:3). Rabbinic Quote: "Shabbat is a taste of the World to Come." (Berakhot 57b). It is an ontology of being rather than doing. Rituals: Complete cessation of Melakhah (creative work). Kiddush (sanctification over wine), three festive meals, extra prayer services.	Name: As-Sabt (The Rest/Cut) Quranic Event: The "People of the Sabbath" (Ashab al-Sabt) who violated the fishing ban and were punished (Quran 7:163). Hadith: Creation of Soil/Clay (Turbah). (Sahih Muslim 2789). Context: Islam recognizes the sanctity of the Sabbath for Jews but abrogates its observance for Muslims, viewing Friday as the replacement day of assembly.	Mesopotamian: Ninurta (Saturn). A day of dread and restriction ("evil day"). The king was forbidden from eating cooked meat or changing clothes to avoid attracting Saturn's gaze. Indian: Shanivar. Dedicated to Shani (Saturn). Devotees light sesame oil lamps to ward off misfortune (Sade Sati). Generally considered inauspicious for starting new projects.