Many people ask, “Which Old Testament laws should we keep today?” For example, some may ask whether or not it is right to wear a wool and polyester suit; if this is a violation of the Old Testament law that forbids a garment of mixed fabric, such as wool and linen, to come upon our flesh (Deuteronomy 22:11). Some are concerned as to whether or not the elastic around the band at the top of socks would constitute the mixing of fabrics together; there are people that feel they need to take the elastics out of socks.
Why is it people play “hopscotch” through the Old Testament, keeping this law but not keeping that one right next to it? What is the criteria that we use to decide that we would do this but we would not do that? Others ask us, “Well, is this law (pointing to a passage from scripture) required for salvation?” Well, the answer is “No, that law is not required for salvation. But it is a sin if you do not do that law.” [Read more]