Reference for Shabbat 126:6

מתיב רב יוסף בירית טהורה ויוצא בה בשבת ואילו אצעדה טמאה היא

R. Huna said: What is meant by the verse, Rejoice, O young man, In thy youth; and let thy heart cheer thee in the days of thy youth, and walk in the ways of thine heart, and in the sight of thine eyes: but know thou, that for all these things God will bring thee into judgement?<span class="x" onmousemove="('comment',' Eccl. XI, 9. ');">⁵</span>

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