01. Perform ablution in full. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever performs ablution completely, all his previous sins are forgiven. As a result, his prayers and going to the mosque are considered as nafl. ”
(Sahih Muslim, H. 229)
02. Two rak'ats of prayer after ablution. The Prophet (peace and blessings of Allaah be upon him) said, "Whoever performs ablution very well and prays two rak'ahs in such a way that no worldly thought comes to him, then all his previous sins are forgiven."
(Sahih Bukhari, H. 7433; Sahih Muslim, H. 227)
03. Stand up from the ruku and recite dua. The Prophet (peace and blessings of Allaah be upon him) said, “When the Imam says‘ Sami’Alla-Hu Liman Hamida ’, you say‘ Allaahmma Rabbana-Lakal Hamd ’. For whoever speaks in accordance with the words of the angels, all his previous sins are forgiven. ”(Tirmidhi, H. 26; Sahih)
04. Say ‘Amen’ at the end of Surah Fatiha. The Prophet (peace and blessings of Allaah be upon him) said, “When the Imam says Amin, you say Amin. For whoever has the Amin as the Amin of the angels, all his previous sins are forgiven. ”(Sahih Bukhari, H. 70; Sahih Muslim, H. 410)
05. Recite dua at the end of the meal. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever says at the end of a meal, 'Alhamdulillah-hillazi atb'amani hajattb' ama wa razaqbanihi min gairi hawlim minni wa la-quawatin, all his previous sins are forgiven. ' , H. 3458; Hasan)
07. Pray for wearing clothes. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever says while wearing clothes, 'Alhamdu lilla-hillazi qasa-ni haza-wa razaqbanihi min gairi hawlim minni wa la-kuwatin', all his previous sins are forgiven." Dawood, H. 4023; Hasan)
07. Observing the fast of Ramadan. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever observes the fast of Ramadaan with faith in the hope of goodness, all his previous sins are forgiven.” (Sahhul Bukhari, H. 2014; Sahih Muslim, H. 659)
07. Performing Qiyam or Tarabi prayer in Ramadan. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever prays Qiyam or Taraaweeh prayer in Ramadaan in the hope of goodness with faith, all his previous sins are forgiven.” (Sahhul Bukhari, H. 2014; Sahih Muslim, H. 659)
09. Worship on Lailatul Qadr. The Prophet (peace and blessings of Allaah be upon him) said, "Whoever worships Laylat al-Qadr with faith in the hope of goodness, all his previous sins are forgiven."
(Sahhul Bukhari, H. 2014; Sahih Muslim, H. 659)
10. Performing Hajj. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever performs Hajj and refrains from doing obscene words and deeds in it, all his previous sins are forgiven.” (Tirmidhi, H. 811; Saheeh)
11. Recitation of Azan Dua. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever says during the call to prayer, 'Wa ana ashhadu an la- ilaha illallah-hu wahdahu la- sharika lah, wa anna Muhammadan' abduhu wa rasuluh, rajitu billa-hi rabba-, wa Muhammad Rasool, wa bil isla-mi deenna - "All his previous sins are forgiven." (Sahih Muslim, H. 38)
12. To read the apology. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever recites‘ Astagfirullah a’zimallaazi la-ila-ha illa-huwal haayul qayyumu wa atubu ilaihi ’, Allaah will forgive him. Although he commits a heinous sin like fleeing from the battlefield. ”(Tirmidhi H. 356, Sahih)
13. Recitation of Tasbeeh, Tahmid and Takbeer after Fard-Salat. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever says Subha-nalla-ha 33 times, Alhamdulillah-ha 33 times, Allahu Akbar 33 times after every obligatory prayer, this is 99 times - and he will complete it 100 times. -Ha illallah, wahdahu la- sharika lahu, lahul mulku wa lahul hamdu, wa huwa 'ala qulli shayin qadir' সমস্ত, all his previous sins are forgiven; Although it is the amount of foam in the sea. ”(Sahih Muslim, H. 596)
14. Recite ‘Subha-Nalla-Hi Wa Bihamdihi’ 100 times. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever recites‘ Subhaanallah-hi wa Bihamdihi ’100 (one hundred) times a day, Allaah will forgive him the amount of foam in his sea.” (Saheeh Bukhari Ha. 6405)
15. To recite ‘La-ila-ha illalla-ha, wallahu akbar, wa la-hawla wa la-kuwata illa-billah’. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever recites‘ Laa ilaaha illallah-ha, wallaahu akbar, wa laa-hawla wa la-kawwata illa-billah ’, Allaah will forgive him the amount of foam in his sea. (Tirmidhi, H. 3460; Hasan)
16. After Fajr prayer, recite ‘Subha-Nalla-H’ 100 times and ‘La-Ila-Ha Illalla-H’ 100 times. The Prophet (peace and blessings of Allaah be upon him) said, “Whoever recites‘ Subha-nalla-ha ’100 times after the Fajr prayer and‘ La-ila-ha illalla-ha ’100 times, all his previous sins are forgiven; Although it is the amount of foam in the sea. ”(Nasai, H. 1354, Sahih)
16. Praying in bed. The Prophet (peace and blessings of Allaah be upon him) said: By reciting Subha-nalla-ha, wal hamdulillah-ha, wa la-ila-ha illal lahu, wallahu akbar, all his sins are forgiven. However, his sins are more than the foam of the sea. ”(Ibn Hibban, H. 5527, Sahih)
16. To greet each other with salutations. The Prophet (peace and blessings of Allaah be upon him) said, “If two Muslims join together and recite the Qur'aan, they are forgiven before they are separated from each other.” (Abu Dawood, H. 5212, Saheeh)
With a little effort we can do the above acts very easily. It will not take us extra time.