حَدَّثَنَا حُسَيْنُ بْنُ الأَسْوَدِ، حَدَّثَنَا عُبَيْدُ اللَّهِ، أَخْبَرَنَا إِسْرَائِيلُ، عَنْ سِمَاكٍ، بِإِسْنَادِهِ وَمَعْنَاهُ وَالأَوَّلُ أَتَمُّ لَمْ يَذْكُرْ ‏"‏ بِسِعْرِ يَوْمِهَا ‏"‏ ‏.‏

The tradition mentioned above has also been transmitted by Simak (b. Harb) with a different chain of narrators and to the same effect. The first version is more perfect. It does not mention the words "at the current rate". Translation Not Available

Book Ref: Sunan Abi Dawud Book 23 Hadith 3355
Web Ref:  Sunan Abi Dawud Book 22 Hadith 3349