In the OT fruitfulness is often used as a way of referring to God's material and physical blessings.

Genesis 1:11-12,22

God's blessing on creation generally

See also

Genesis 8:17
Leviticus 25:18-19

Fruitfulness in the promised land

See also

Leviticus 26:3-4

God's blessing was seen in terms of material prosperity.

Deuteronomy 32:13; 33:13-16
Ezekiel 34:27
Amos 9:14
Zechariah 8:12
Genesis 13:16

Fruitfulness in family relationships

See also

Such fruitfulness promised

Genesis 15:5; 17:6,20; 22:17
Leviticus 26:9
Deuteronomy 7:13; 28:4,11; 30:9
Psalms 128:3
Jeremiah 23:3
Ezekiel 36:11
Genesis 1:28

See also

Such fruitfulness commanded

Genesis 9:1,7; 35:11; 48:3-4
Psalms 105:24

See also

Examples of such fruitfulness

Genesis 41:52; 47:27; 49:22
Exodus 1:7
Psalms 107:37-38

See also

1050 God, goodness of
1330 God, the provider
4005 creation
4040 beauty
5076 Abraham, life of
5226 basin
5664 children
5725 old age
5859 favour
5961 superiority
8808 riches
8846 ungodliness