From Sahih Bukhari (Hadith 2470):
Narrated Jabir:The Prophet (ﷺ) entered the Mosque, and I too went there after tying the camel at the pavement of the Mosque. I said (to the Prophet (ﷺ) ), "This is your camel." He came out and started examining the camel and said, "Both the camel and its price are for you
Reference: Bukhari 2470