مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2842
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn ‘Abbas (رضي الله عنه) said: If one of you were to give his land to his brother (to use for free), that is better for him than taking such and such in return for it, a specific amount.
Musnad Ahmad 2862Its isnad is saheeh, Muslim (1550)]