Hadith #4688 (Sunan Abi Dawud)
Book: Model Behavior of the Prophet (Kitab Al-Sunnah)
Narrator(s): Abu Hurairah, Ishaq bin Ibrahim bin Swyd إسحاق بن إبراهيم بن سويد, Nafi' bin Yazid al-Kula'i نافع بن يزيد الكلاعي, Sa'id bin Abi Maryam سعيد بن أبي مريم, Sa'id bin Abi Sa'id, Yazid bin 'Abdullah bin Usama B. al-Haad يزيد بن عبد الله بن أسامة بن الهاد
Grade: Sahih

Four characteristics constitute anyone who possesses them a sheer hypocrite, and anyone who possesses one of them possesses a characteristics of hypocrisy till he abandons it : when he talks he lies, when he makes a promise he violates it, when he makes a covenant he acts treacherously, and when he quarrels, he deviates from the Truth.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-4688/

------------------------------------------------------------

Hadith #5194 (Sunan Abi Dawud)
Book: General Behavior (Kitab Al-Adab)
Narrator(s): Ishaq bin Ibrahim bin Swyd إسحاق بن إبراهيم بن سويد, Mua'dh bin Anas al-Juhni, Nafi' bin Yazid al-Kula'i نافع بن يزيد الكلاعي, Sa'id bin Abi Maryam سعيد بن أبي مريم, Sahl bin Mua'dh bin Ans سهل بن معاذ بن أنس الجهني
Grade: Sahih

A man asked the Messenger of Allah (May peace be upon him): When aspect of Islam is best? He replied: that you should provide food and greet both those you know and those you do not know.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-5194/