'Two' in the Bible

in order that through two unchangeable things, in which [it is] impossible for God to lie, we who have taken refuge may have powerful encouragement to hold fast to the hope set before [us],

Anyone who rejected the law of Moses dies without mercy on [the testimony of] two or three witnesses.

They were stoned, they were sawed in two, they died by murder with a sword, they wandered about in sheepskins, in goatskins, impoverished, afflicted, mistreated,