It is narrated from the Mother of the Believers, Sayyidah Aishah (may Allah be pleased with her), that the Prophet (peace and blessings be upon him) said to her on the occasion of her Hajj: "Your reward is in proportion to your spending."
No one narrated this hadith from Sufyan (may Allah have mercy on him) except Mihran (may Allah have mercy on him).
Hadith Referenceالمعجم الأوسط / باب الألف / 826
Hadith Takhrij«أخرجه الحاكم فى «المستدرك» برقم: 1739، 1740، والدارقطني فى «سننه» برقم: 2728، 2729»