The Word of God does not support the idea that one cannot lose their salvation, which is the concept of "Once in grace, always in grace". Please consider the following verses: JOHN 15:6, "If a man abide not in me, he is cast forth as a branch, and is withered; and they gather them, and cast them into the fire, and they are burned."; 1 CORINTHIANS 9:27, "…but I buffet my body, and bring it into bondage; lest by any means, after that I have preached to others, I myself should be rejected."; HEBREWS 6:6, "…and then fell away, it is impossible to renew them again to repentance seeing they crucify to themselves the Son of God afresh and put him to an open shame."; HEBREWS 10:26-27, "For if we sin willfully after we receive the knowledge of the truth, there remaineth no more a sacrifice for sins but a certain fearful expectation of judgment, and fierceness of fire which shall devour the adversaries."; SECOND PETER 2:21, "For it were better for them not to have known the way of righteousness than, after knowing it, to turn back from the holy commandment delivered unto them."; FIRST CORINTHIANS 10:12, "Wherefore let him that thinketh he standeth take heed unto himself lest he fall.