Preparing Equipment for Jihad - Section 1 Mishkat al-Masabih 3863

Arabic hadith text
وَعَنْهُ قَالَ: سَمِعْتُ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسلم يقولُ: «مَنْ علِمَ الرَّميَ ثمَّ تَرَكَهُ فَلَيْسَ مِنَّا أَوْ قَدْ عَصَى» . رَوَاهُ مُسلم
Translation

He told that he heard God’s Messenger say, “If anyone knows how to shoot and gives it up he does not belong to us,” or, “he has been disobedient.” Muslim transmitted it.