It is narrated from Hazrat Jarir (may Allah be pleased with him) that the Holy Prophet (peace and blessings be upon him) said: "Any slave who runs away from his master commits disbelief."
Hadith Referenceمسند احمد / تتمہ مُسْنَدِ الْكُوفِيِّينَ / 19243
Hadith Gradingحکم دارالسلام:حديث صحيح، على بن عاصم ضعيف لكنه توبع