What are the daily, weekly, and monthly acts of obedience (to God)?

Acts of worship and obedience vary and include:

1. Daily acts of obedience: The five daily prayers, ablution (wudu') and using a siwak for them, congregational prayer, the regular supererogatory prayers (Sunan Rawatib), Duha prayer, night prayer (Qiyam al-Layl) and Witr prayer, morning and evening remembrances (adhkar), daily and nightly remembrances, and repeating after the muezzin. 2. Weekly acts of obedience: Friday prayer, reciting Surat Al-Kahf, increasing supplications of blessings upon the Prophet (peace be upon him) on Friday night and day, and fasting on Mondays and Thursdays. 3. Monthly acts of obedience: Fasting three days of every month (preferably the White Days). 4. Annual or seasonal acts of obedience: Fasting Ramadan, Tarawih prayers, the two Eid prayers, Hajj and Zakat for those who meet the conditions, I'tikaf (seclusion) in the last ten days of Ramadan, fasting six days of Shawwal, fasting Ashura and a day before or after it, fasting the Day of Arafah, and increasing good deeds in the first ten days of Dhul-Hijjah. 5. Acts not restricted by time: Voluntary prayers, fasting, and Umrah; remembering Allah (dhikr), reciting the Quran, sending blessings upon the Prophet (peace be upon him), supplicating (du'a), seeking forgiveness (istighfar), honoring parents, maintaining kinship ties, charity (sadaqah), spreading peace (salam), good manners, guarding one's tongue, and loving Allah, fearing Him, hoping in Him, relying on Him, being content, having certainty, and seeking His help. 6. Acts related to specific reasons: Visiting the sick, following funerals, funeral prayer (Salat al-Janazah), offering condolences, saying "Yarhamuk Allah" to one who sneezes, returning greetings, accepting invitations, Salat al-Istikhara, Salat al-Tawbah, Salat al-Kusuf (eclipse prayer), Salat al-Istisqa (prayer for rain), reconciling disputing parties, lowering the gaze, refraining from causing harm, and being patient in the face of harm and tribulation.

The predecessors used to encourage combining fasting, feeding a poor person, following a funeral, and visiting the sick, because the Prophet (peace be upon him) said about them: "They do not combine in a person except that he enters Paradise."