'Served' in the Bible

Ye shall surely destroy all the places wherein the nations that ye shall dispossess served their gods, upon the high mountains, and upon the hills, and under every green tree:

It shall not seem hard unto thee, when thou lettest him go free from thee; for to the double of the hire of a hireling hath he served thee six years: and Jehovah thy God will bless thee in all that thou doest.

and hath gone and served other gods, and worshipped them, or the sun, or the moon, or any of the host of heaven, which I have not commanded;

and went and served other gods, and worshipped them, gods that they knew not, and that he had not given unto them: