Yahya bin Durays narrated, I heard Sufyan say: Whoever hastens to become a leader is deprived of much knowledge, and whoever does not become a leader remains in the pursuit of knowledge until he attains a high rank.
Hadith Referenceسنن دارمي / مقدمه / 573
Hadith Gradingتحقیق (حسین سلیم أسد الدارانی):إسناده ضعيف لضعف محمد بن حميد، [مكتبه الشامله نمبر: 573]
Hadith Takhrijاس روایت کی سند میں محمد بن حمید ضعیف ہے۔ دیکھئے: [شعب الايمان 1670] میں اس کے ہم معنی روایت موجود ہے، لیکن وہ بھی ضعیف ہے۔
Brief Explanation
(Commentary on Hadiths 558 to 573)
Most likely, what is meant by this is that a person who, after acquiring only a little knowledge, sits on the seat of teaching will be deprived of acquiring much knowledge. Therefore, one should first acquire ample knowledge and then sit on the seat of teaching.