'Contend' in the Bible

‘Arise, set out, and pass through the valley of Arnon. Look! I have given Sihon the Amorite, king of Heshbon, and his land into your hand; begin to take possession and contend with him in battle.

Of Levi he said,“Let Your Thummim and Your Urim belong to Your godly man,Whom You proved at Massah,With whom You contended at the waters of Meribah;