حَدَّثَنَا حُسَيْنُ بْنُ الْأَسْوَدِ حَدَّثَنَا عُبَيْدُ اللَّهِ أَخْبَرَنَا إِسْرَائِيلُ عَنْ سِمَاکٍ بِإِسْنَادِهِ وَمَعْنَاهُ وَالْأَوَّلُ أَتَمُّ لَمْ يَذْکُرْ بِسِعْرِ يَوْمِهَا
سنن ابودوٗد · Hadith 3355
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".
Sanad
حَدَّثَنَا حُسَيْنُ بْنُ الْأَسْوَدِ حَدَّثَنَا عُبَيْدُ اللَّهِ أَخْبَرَنَا إِسْرَائِيلُ عَنْ سِمَاکٍ