Here are some memory verses I personally like.
28 And we know that for those who love God all things work together for good, for those who are called according to his purpose. 29 For those whom he foreknew he also predestined to be conformed to the image of his Son
Count it all joy, my brothers, when you meet trials of various kinds, 3 for you know that the testing of your faith produces steadfastness. 4 And let steadfastness have its full effect, that you may be perfect and complete, lacking in nothing.
Not only that, but we rejoice in our sufferings, knowing that suffering produces endurance, 4 and endurance produces character, and character produces hope
he who began a good work in you will bring it to completion at the day of Jesus Christ.
for it is God who works in you, both to will and to work for his good pleasure.
looking to Jesus, the founder and perfecter of our faith
2 Timothy 3:16-17
All Scripture is breathed out by God and profitable for teaching, for reproof, for correction, and for training in righteousness, 17 that the man of God may be complete, equipped for every good work.
1 John 5:14
if we ask anything according to his will he hears us
You ask and do not receive, because you ask wrongly, to spend it on your passions.
“You shall love the Lord your God with all your heart and with all your soul and with all your mind. This is the great and first commandment. And a second is like it: You shall love your neighbor as yourself. On these two commandments depend all the Law and the Prophets.”
1 John 3:23
And this is his commandment, that we believe in the name of his Son Jesus Christ and love one another
through love serve one another. For the whole law is fulfilled in one word:“You shall love your neighbor as yourself.
SALVATION RELATED VERSES
for all have sinned and fall short of the glory of God
For the wages of sin is death, but the free gift of God is eternal life in Christ Jesus our Lord.
For by grace you have been saved through faith. And this is not your own doing; it is the gift of God, 9 not a result of works, so that no one may boast. 10 For we are his workmanship, created in Christ Jesus for good works, which God prepared beforehand, that we should walk in them.
I am the way, and the truth, and the life. No one comes to the Father except through me.