"Know therefore that the Lord thy God, he is God, the faithful God, which keepeth covenant and mercy with them that love him and keep his commandments to a thousand generations." Deuteronomy 7:9

"(For the Lord thy God is a merciful God;) he will not forsake thee, neither destroy thee, nor forget the covenant of thy fathers which he sware unto them." Deut. 4:31

"God is not a man, that he should lie; neither the son of man, that he should repent: hath he said, and shall he not do it? or hath he spoken, and shall he not make it good?" Numbers 23:19

"And also the Strength of Israel will not lie nor repent: for he is not a man, that he should repent." 1 Samuel 15:29

"Blessed be the Lord, that hath given rest unto his people Israel, according to all that he promised: there hath not failed one word of all his good promise, which he promised by the hand of Moses his servant." 1 Kings 8:56

"And they that know thy name will put their trust in thee: for thou, Lord, hast not forsaken them that seek thee." Psalm 9:10

"My covenant will I not break, nor alter the thing that is gone out of my lips." Psalm 89:34

"He hath remembered his covenant for ever, the word which he commanded to a thousand generations." Psalm 105:8

"For ever, O Lord, thy word is settled in heaven. 90Thy faithfulness is unto all generations: thou hast established the earth, and it abideth." Psalm 119:89-90  

"Thy word is true from the beginning: and every one of thy righteous judgments endureth for ever." Psalm 119:160

"O Lord, thou art my God; I will exalt thee, I will praise thy name; for thou hast done wonderful things; thy counsels of old are faithfulness and truth." Isaiah 25:1

"Calling a ravenous bird from the east, the man that executeth my counsel from a far country: yea, I have spoken it, I will also bring it to pass; I have purposed it, I will also do it." Isaiah 46:11

"For the mountains shall depart, and the hills be removed; but my kindness shall not depart from thee, neither shall the covenant of my peace be removed, saith the Lord that hath mercy on thee." Isaiah 54:10  

"For all the promises of God in him are yea, and in him Amen, unto the glory of God by us." 2 Cor. 1:20

"If we believe not, yet he abideth faithful: he cannot deny himself." 2 Tim. 2:13

"The Lord is not slack concerning his promise, as some men count slackness; but is longsuffering to us-ward, not willing that any should perish, but that all should come to repentance." 2 Peter 3:9  

"Let us hold fast the profession of our faith without wavering; (for he is faithful that promised)" Hebrews 10:23