Contradiction with James 4:3
It highlights the improper motivations behind requests, contradicting the selfless and specific prayer in Genesis 24:14.
James 4:3: Ye ask, and receive not, because ye ask amiss, that ye may consume [it] upon your lusts. [lusts: or, pleasures]
Contradiction with Matthew 6:7
Advises against repetitive and lengthy prayers, whereas Genesis 24:14 shows a detailed request being made.
Matthew 6:7: But when ye pray, use not vain repetitions, as the heathen [do]: for they think that they shall be heard for their much speaking.