Four things which, if present in you, mean that what you miss of the world will not harm you

It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: "If four qualities are present in you, then whatever of the world escapes you will not harm you: guarding a trust, truthfulness in speech, good character, and a pure morsel of food."

It is narrated from Sayyiduna Abu Sa'id al-Khudri (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "If a man were to do a deed inside a rock that has neither a door nor an opening, his deed would still come out before the people, whatever it may be."
This hadith has a sahih (authentic) chain of narration, but the two Shaykhs (Bukhari and Muslim) did not record it.

It is narrated from Sayyiduna Abu Umamah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Indeed, Allah Almighty tests one of you with affliction, although He knows him better, just as one of you tests his gold with fire. Among them is one who comes out like pure gold; that is the one whom Allah, the Mighty and Majestic, has saved from evil deeds. Among them is one who comes out like gold of a lesser grade; that is the one who has some degree of doubt. And among them is one who comes out like black gold; that is the one who has fallen into trial."
This hadith has a sahih (authentic) chain of narration, but the two Shaykhs (Bukhari and Muslim) did not record it.

It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: "Affliction continues to befall the believing man and the believing woman, in their body and in their wealth, until they meet Allah Almighty with no sin upon them."
This hadith is sahih (authentic) on the condition of Imam Muslim, but the two Shaykhs (Bukhari and Muslim) did not record it.

Abdul Rahman bin Yazid narrates that Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) said: You pray more and fast more than the Companions of Muhammad (peace and blessings be upon him), yet they were better than you. People asked: "For what reason?" He said: They were more detached from the world than you, and far more eager for the Hereafter than you.
This hadith is sahih (authentic) on the condition of the two Shaykhs (Bukhari and Muslim), but they did not record it.

It is narrated from Sayyiduna Amr bin al-As (may Allah be pleased with him) that he was saying on the pulpit: By Allah, I have never seen a people more desirous than you of the things from which the Messenger of Allah (peace and blessings be upon him) kept himself detached. You desire the world, whereas the Messenger of Allah (peace and blessings be upon him) kept away from it. By Allah, three days never passed over the Messenger of Allah (peace and blessings be upon him) in which what he had exceeded his needs and obligations.
This hadith is sahih (authentic) on the condition of Imam Bukhari, but the two Shaykhs (Bukhari and Muslim) did not record it.

It is narrated from Sayyiduna Abdullah bin Amr (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: "The world is like a prison and a land of famine for the believer; so when he departs from the world, he is freed from the prison and the hardship."

It is narrated from Sayyiduna Anas (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "In the last times there will be ignorant worshippers and sinful reciters (of the Qur'an)." (Yusuf bin Atiyyah, who was among the people of the Sunnah, is its narrator.)