'Leader' in the Bible

"This time tomorrow I will send to you a man from the land of Benjamin, and you must anoint him as leader over my people Israel. He will deliver my people from the hand of [the] Philistines. For I have seen [the suffering of] my people, because their cry [of distress] has come to me."

Then Samuel took a flask of oil and poured it over his head and kissed him and said, "{Has not} Yahweh anointed you as leader over his inheritance?

But now, your kingdom will not endure. Yahweh has sought for himself a man according to his [own] heart, and Yahweh has appointed him as leader over his people, because you have not kept what Yahweh commanded you."

{And then} when Yahweh has done for my lord according to all the good that he has spoken concerning you, and has appointed you as leader over Israel,