'Preference' in the Bible

“You must not act unjustly when deciding a case. Do not be partial to the poor or give preference to the rich; judge your neighbor fairly.

then when he bequeaths his possessions to his sons, he must not give preference to the firstborn of the beloved wife over the firstborn of the unloved wife.

Who isn't partial to princes? Who doesn't give preference to the nobles over the poor? Nevertheless, all of them are his handiwork.

“Take my instruction rather than [seeking] silver,And take knowledge rather than choicest gold,