Contradiction with Exodus 23:4
This verse implies a moral obligation to help, contrasting with Genesis 24:19 where the act is offered voluntarily without obligation.
Exodus 23:4: If thou meet thine enemy's ox or his ass going astray, thou shalt surely bring it back to him again.
Contradiction with Proverbs 25:21
This suggests aiding your enemy, whereas Genesis 24:19 involves assisting a traveler, not necessarily an enemy relationship.
Proverbs 25:21: If thine enemy be hungry, give him bread to eat; and if he be thirsty, give him water to drink:
Contradiction with Luke 16:9
Advises using wealth to gain friends for eternal dwellings, in contrast to the altruistic and non-calculative generosity shown in Genesis 24:19.
Luke 16:9: And I say unto you, Make to yourselves friends of the mammon of unrighteousness; that, when ye fail, they may receive you into everlasting habitations. [mammon: or, riches]