Mark 12:33

And that to love Him with all one's heart, with all one's understanding, and with all one's strength, and to love one's neighbor the same way he loves himself, are far more [important] than all the burnt offerings and sacrifices [in the world]."

Matthew 9:13

Go and learn what this means: 'I desire mercy and not [only] sacrifice.' For I did not come to call righteous people [to be my followers] but sinners."

Matthew 12:7

If you had [fully] understood what this means: 'I desire mercy and not [only] sacrifice,' you would not have condemned someone who was not guilty [of wrongdoing].

Hebrews 10:8

[After] saying the above, "You did not want, nor were you pleased, with [peace] sacrifices and [meal] offerings and whole burnt offerings and sin offerings," [although] these are offered according to the law of Moses,

1 Corinthians 13:1-3

If I have the ability to speak in the languages of human beings and angels [Note: Perhaps the idea is supernaturally and eloquently], but do not have love [for people], I have become [no more than] a noisy gong or a clanging cymbal.

Treasury of Scripture Knowledge

Summary

And to love him with all the heart, and with all the understanding, and with all the soul, and with all the strength, and to love his neighbour as himself, is more than all whole burnt offerings and sacrifices.

General references

Bible References

Is more

Matthew 9:13
Go and learn what this means: 'I desire mercy and not [only] sacrifice.' For I did not come to call righteous people [to be my followers] but sinners."
Matthew 12:7
If you had [fully] understood what this means: 'I desire mercy and not [only] sacrifice,' you would not have condemned someone who was not guilty [of wrongdoing].
1 Corinthians 13:1
If I have the ability to speak in the languages of human beings and angels [Note: Perhaps the idea is supernaturally and eloquently], but do not have love [for people], I have become [no more than] a noisy gong or a clanging cymbal.

General references

Matthew 22:36
"Teacher, which one is the greatest commandment in the law of Moses?" he asked.
1 John 4:21
And this is the [greatest] commandment [See Matt. 2:37-38] we have received from Him: [It requires] that the person who [claims to] love God should also love his brother.