'Years' in the Bible

Yet I will not cut off every man of yours from My altar; your eyes will fail from weeping and your soul will grieve, and all those born in your house will die as men [in the prime of life].

Now Eli was ninety and eight years old; and his eyes were dim, that he could not see.

And it came to pass, when he made mention of the ark of God, that he fell from off the seat backward by the side of the gate, and his neck brake, and he died: for he was an old man, and heavy. And he had judged Israel forty years.

And it came to pass, while the ark abode in Kirjathjearim, that the time was long; for it was twenty years: and all the house of Israel lamented after the LORD.

Saul reigned one year; and when he had reigned two years over Israel,

Now David was the son of that Ephrathite of Bethlehem-Judah whose name was Jesse; and he had eight sons; and the man was old in the days of Saul, advanced in years among men.

Then said the princes of the Philistines, What do these Hebrews here? And Achish said unto the princes of the Philistines, Is not this David, the servant of Saul the king of Israel, which hath been with me these days, or these years, and I have found no fault in him since he fell unto me unto this day?