Narrated Qatadah: When the Prophet of Allah ﷺ saw the new moon, he said: "a new moon of good and right guidance; a new moon of good and right guidance; a new moon of good and right guidance. I believe in Him Who created you" three times. He would then say: "Praise be to Allah Who has made such and such a month to pass and has brought such and such a month. "
Hadith Referenceسنن ابي داود / أبواب النوم / 5092
Hadith Gradingالألبانی:ضعيف الإسناد | زبیر علی زئی:ضعيف, إسناده ضعيف, السند مرسل،وروي متصلاً ولا يصح كما قال الإمام أبو داود رحمه اللّٰه في كتاب المراسيل (527), انوار الصحيفه، صفحه نمبر 176
Hadith Takhrij« تفرد بہ ابو داود (ضعیف الإسناد) » (سند میں قتادہ تابعی اور نبی اکرم صلی+اللہ+علیہ+وسلم کے درمیان انقطاع ہے، معلوم نہیں کہ تابعی کو ساقط کیا ہے یا صحابی کو، جب کہ قتادہ مدلس بھی ہیں )
Narrated Qatadah: When the Messenger of Allah ﷺ saw the new moon, he turned away his face from it. Abu Dawud said: On this subject there is no tradition which has perfect chain and is sound.