Deut 32.10 He found him in a desert land, and in the waste howling wilderness; he led him about, he instructed him, he kept him as the apple of his eye.
Ps 17.8 Keep me as the apple of the eye, hide me under the shadow of thy wings,
2Tes 1.6 Seeing it is a righteous thing with God to recompense tribulation to them that trouble you;