Sayyiduna Ibn Umar (may Allah be pleased with them both) narrates from the Prophet (peace and blessings be upon him), and he mentioned the hadith of the cave, and at its end he said that the Messenger of Allah (peace and blessings be upon him) said: "Whoever among you can keep any of his good deeds hidden, he should do so."
Hadith Referenceمسند الشهاب / 434
Hadith Gradingمحدثین:إسناده ضعیف
Hadith Takhrijإسناده ضعیف ، ابوبکر أحمد بن حسین بن علی البصری کی توثیق نہیں ملی
Brief Explanation
Benefit: Sayyiduna Zubair bin al-Awwam radi Allahu anhu said: "Whoever is able to keep any of his good deeds concealed should certainly do so." [الزهد ل أحمد : 778 ، وسنده صحيح]