2 Nephi 25:23-29 (we access the grace of Christ by keeping our part of the covenant); Moroni 10:32; 2 Nephi 31: 17-21; Alma 34: 9-34; Alma 42; Alma 12:
31-37; Mosiah chap. 3,4, & 5; Alma 36; Mosiah 27: 24-29; Alma 22: 12-23; Hel. 14: 13; 2 Nephi 2, many others
Bible Teachings:
Diligence, patience, and enduring to the end is required to ensure our salvation:
2 Peter 1:4-10; 2 Peter 3:14-18; Heb. 12:1,7,14,15; Heb. 10:36; James 1:12; Mark 13:13; Heb. 6:15; Heb. 3:14; Rev. 2:7,10,11; Col. 1:22-29; James 5:7-12; 1 John 2:24-25.
His teachings show that obedience is required to obtain eternal life;
there is no hint of "once saved, always saved" or instant salvation without
works:
Matt. 19: 16-23 (point blank: to obtain eternal life, keep the commandments); see also Mark 10:17-30; Luke 18:18-30
Luke 10:25-28 (again: keep the commandments to be saved)
Mark 12: 28-34 (Christ teaches the two greatest commandments, and tells one who understands them that he is "not far from the kingdom of God")
Luke 11:28 (blessed are they that DO the word of God)
Sermon on the Mount
Matt. chapters 5 to 7 (focuses on works, behavior)
Matt. 5:19-21 (must keep commandments)
Matt 5:48 (must seek to be perfect)
Matt. 7:13,14 (the gate is straight and narrow)
Matt. 7:21-23 (Must DO God's will; Christians who did evil will not go to heaven)
Matt. 7:24-28 (those who do what Christ says are built on a sure foundation)
Matt. 24:13 (endure to the end to be saved) - see also Matt. 10:22 and Mark 13:13
Matt. 12:35-37 (will be judged by our words, to be condemned or justified)
Matt. 16:24-27 (we'll be judged by our works)
John 8:31-32 (we must continue in the word of Christ)
Luke 21:19 (patience is required to preserve our souls)
Luke 21:34-36 (be cautious, avoid sin, to be counted worthy to stand before God)
Mark 11:25-26 (we must forgive others to be forgiven ourselves)
John 5: 28,29 (those that do good obtain life)
John 14:15,21,23 (Christ teaches us to keep his commandments)
John 15: 1-14 (we must bear fruit, keep commandments)
Matt. 13:3-23 (parable of the sower: He warns that some receive the word and believe, but do not endure: will they be in God's kingdom? See Luke 9:24-26)
Matt. 12:50 (must do his will to have a close relationship with Christ)
Matt. 13:40-43 (parable of the tares: those in his kingdom who do evil are damned)
John 12:50 (The Father's commandment is life everlasting)
See also Luke 21: 19,34-36; Matt. 25 (esp. v. 31-46); John 3:5