Acts 1:3

"To whom also he shewed himself alive after his passion by many infallible proofs, being seen of them forty days, and speaking of the things pertaining to the kingdom of God:"

Cross References (ranked by relevance)

Acts 13:31 13

And he was seen many days of them which came up with him from Galilee to Jerusalem, who are his witnesses unto the people.

John 20:26 11

And after eight days again his disciples were within, and Thomas with them: then came Jesus, the doors being shut, and stood in the midst, and said, Peace be unto you.

John 21:1

After these things Jesus shewed himself again to the disciples at the sea of Tiberias; and on this wise shewed he himself.

John 21:14

This is now the third time that Jesus shewed himself to his disciples, after that he was risen from the dead.

Matthew 28:9

And as they went to tell his disciples, behold, Jesus met them, saying, All hail. And they came and held him by the feet, and worshipped him.

Acts 28:31

Preaching the kingdom of God, and teaching those things which concern the Lord Jesus Christ, with all confidence, no man forbidding him.

Matthew 21:43

Therefore say I unto you, The kingdom of God shall be taken from you, and given to a nation bringing forth the fruits thereof.

1 Thessalonians 2:12

That ye would walk worthy of God, who hath called you unto his kingdom and glory.

Colossians 1:13

Who hath delivered us from the power of darkness, and hath translated us into the kingdom of his dear Son:

Romans 14:17

For the kingdom of God is not meat and drink; but righteousness, and peace, and joy in the Holy Ghost.

Deuteronomy 9:18

And I fell down before the LORD, as at the first, forty days and forty nights: I did neither eat bread, nor drink water, because of all your sins which ye sinned, in doing wickedly in the sight of the LORD, to provoke him to anger.

Matthew 3:2

And saying, Repent ye: for the kingdom of heaven is at hand.

Matthew 4:2

And when he had fasted forty days and forty nights, he was afterward an hungred.

1 Kings 19:8

And he arose, and did eat and drink, and went in the strength of that meat forty days and forty nights unto Horeb the mount of God.

Deuteronomy 9:9

When I was gone up into the mount to receive the tables of stone, even the tables of the covenant which the LORD made with you, then I abode in the mount forty days and forty nights, I neither did eat bread nor drink water: