'Fastened' in the Bible

upon which when I had fastened mine eyes, I considered, and saw the fourfooted beasts of the earth and wild beasts and creeping things and birds of the heaven.

But Saul, who is also called Paul, filled with the Holy Spirit, fastened his eyes on him,

But when Paul had gathered a bundle of sticks and laid them on the fire, a viper came out by reason of the heat, and fastened on his hand.