Hadith #4697 (Sunan Abi Dawud)
Book: Model Behavior of the Prophet (Kitab Al-Sunnah)
Narrator(s): Abdullah bin al-Dayli, Muhammad bin Kathir bin Abi 'Ata' محمد بن كثير بن أبي عطاء الثقفي, Sufyan bin Sa‘id Ath-Thawri سفيان الثوري, Wahb bin Khalid al-Hmyry Abu وهب بن خالد الحميري
Grade: Sahih

What is Islam? He replied : It means saying prayer, payment of zakat, performing HAJJ, fasting during RAMADAN, and taking a bath on account of sexual defilement.
Abu Dawud said: ‘Alqamah was a Murji’i.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-4697/

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Hadith #5195 (Sunan Abi Dawud)
Book: General Behavior (Kitab Al-Adab)
Narrator(s): Abu Umama bin Sahl, al-Dahhak bin Mukhlad Abu 'Asim al-Nabil الضحاك بن مخلد أبو عاصم النبيل, Muhammad bin Yahya bin Faris al-Dhahli محمد بن يحيى بن فارس الذهلي, Muhammad bin Ziyad al-Alhani محمد بن زياد الألهاني, Wahb bin Khalid al-Hmyry Abu وهب بن خالد الحميري
Grade: Sahih

A man came to the Prophet (ﷺ) and said: Peace be upon you! He responded to his salutation. He then sat down. The Prophet (ﷺ) said: Ten. Another man came and said: Peace and Allah’s mercy be upon you! He responded to his salutation when he sat down. He said: Twenty. Another man came and said: Peace and Allah’s mercy and blessings be upon you! He responded to him and said when he sat down: and blessings be upon you! He responded to him and said when he sat down: Thirty.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-5195/