Matthew 18:4

he therefore who shall become as void of ambition as this child, he shall be greatest in the kingdom of the Messiah.

Matthew 23:11-12

he that is greatest among you shall be your servant.

Matthew 18:1

At the same time came the disciples to Jesus, saying, who is to be the greatest in the kingdom of the Messiah?

Matthew 20:26-27

but it must not be so among you: on the contrary, whoever would rise among you, let him be your minister.

Mark 10:43

but it shall not be so among young you: on the contrary, whoever would be great among you, he must be your servant;

Luke 9:48

whoever receives such a child in my name, receives me: and he that receives me, receives him that sent me. for he that is least among you all, he shall be greatest.

Luke 14:11

for he that exalteth himself, shall be humbled, and he that humbleth himself, shall be exalted.

James 4:10

humble your selves before the Lord, and he will raise you up.

1 Peter 5:5

As for you that are young, be you submissive to those of a more advanc'd age: and do you all of you pay a becoming deference to one another: be cloak'd with humility, for " God opposes the proud, and shows favour to the humble."

Treasury of Scripture Knowledge

Summary

Whosoever therefore shall humble himself as this little child, the same is greatest in the kingdom of heaven.

General references

Bible References

Greatest

Matthew 18:1
At the same time came the disciples to Jesus, saying, who is to be the greatest in the kingdom of the Messiah?
Matthew 20:26
but it must not be so among you: on the contrary, whoever would rise among you, let him be your minister.
Mark 10:43
but it shall not be so among young you: on the contrary, whoever would be great among you, he must be your servant;
Luke 9:48
whoever receives such a child in my name, receives me: and he that receives me, receives him that sent me. for he that is least among you all, he shall be greatest.

General references

Matthew 23:12
for whosoever exalts himself, shall be abased; and he that humbles himself, shall be exalted.
Luke 9:46
At length they enter'd into a debate, which of them should be the greatest.
Luke 22:26
but you must not be such: the greatest of you must be as the junior, and he that governs as he that serves.