'Knew' in the Bible

The dove returned to him in the evening, but in its beak there was an olive leaf that it had plucked! So Noah knew that the flood waters had decreased on the land.

Then Jacob woke up during the night and told himself, "Surely, the LORD is in this place and I never knew it!"

But Onan knew that the offspring wouldn't be his own heir, so whenever he had sexual relations with his brother's wife, he would spill his semen on the ground to avoid fathering offspring for his brother.

So she took off her mourning apparel, covered herself with a shawl, and concealed her outward appearance. Then she went out and sat at the entrance of Enaim, which is on the way to Timnah, because she knew that even though Shelah had grown up, she wasn't being given to him as his wife.

As soon as Joseph saw his brothers, he knew who they were, but he remained disguised and asked them gruffly, "Where are you from?" "From the land of Canaan," they replied. "We're here to buy food."