«إذا استيقظ أحدكم من نومه فلا يدخل يده الإناء حتى يغسلها» .
(صحيح) … [هـ] عن ابن عمر. مختصر مسلم 105)
It was narrated from Salim from his father that:
The Messenger of Allah said:
“When one of you wakes up from sleep, let him not put his hand in the vessel until he has washed it.[1]”
This hadith was narrated by Ibn Majah 394.
Sheikh al-Albani called the hadith authentic. See Saheeh al-jami ‘as-saghir 331.
Grade: صحيح
“It” here refers to the hands. See Sahih al Jami as Saghir 332