- 27:17 铁磨铁，使铁锋利；人与朋友互相砥砺，也是如此。
- 27:17 Iron sharpens iron; / So a man sharpens the countenance of his friend.
- 27:17 铁磨铁、磨出刃来，朋友相感、〔原文作磨朋友的脸〕也是如此。
- 27:17 Iron is sharpened by iron; so a man sharpeneth the countenance of his friend.
- 27:17 Iron sharpeneth iron ; so a man sharpeneth the countenance of his friend .