Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
suyuti:28007aMuʿādh

"Allah ﷻ ˹audits˺ His creation on the middle night of ˹the month of˺ Shaʿbān and He forgives all of His creation, except for the one who associates partners with Him or one filled with malice."  

Ibn Ḥibbān, Ṭabarānī's Kabīr, Ibn Shāhīn's Targhīb, Bayhaqī's Shuʿab, Ibn ʿAsākir
السيوطي:٢٨٠٠٧aعن معاذ

"يَطَّلعُ اللَّه ﷻ إِلَى خَلْقِهِ فِى لَيْلَة النِّصْفِ مِنْ شَعْبَانَ، فَيَغْفِرُ لِجَمِيع خَلْقِهِ إلَّا لِمُشْرِكٍ أَوْ مُشَاحِنٍ".  

[حب] ابن حبّان [طب] الطبرانى في الكبير وابن شاهين في الترغيب، [هب] البيهقى في شعب الإيمان وابن عساكر عن معاذ