Abstinence can be hard to do, as sin is pleasurable for a season and sin is common to man.
That leaves two which always work.
Of the remaining methods (all of which can fail) tubal ligations and vasectomies are the least likely to fail.
Raising children is better than what you do to get them anyway.
The Catholic method is the only method that is pleasing to God that involves No contraception - Of which all methodologies are against the teachings of the book