In Psalm 33:20, the same phrase 'help and shield' appears, reinforcing the call to trust in God as protector.

Psalm 62:8 directly parallels the call to trust in God at all times, calling Him a refuge — same theme as help and shield.

Psalm 118:2-4 calls Israel, Aaron's house, and those who fear the LORD to declare God's steadfast love — a parallel call to trust as in Psalm 115:9.

Psalm 130:7 uses the same address 'O Israel' and calls to hope in the LORD, with steadfast love as reason — very similar to trust.

Psalm 135:19 calls the house of Israel and Aaron to bless the LORD — a parallel exhortation to praise, similar to Psalm 115:9's call to trust.

Psalm 146:5 calls blessed those whose help is the God of Jacob, using the same word 'help' as Psalm 115:9.

Psalm 125:1 describes the security of those who trust in the LORD, expanding on the result of the trust urged in Psalm 115:9.

In Psalm 33:21, trusting in God's holy name brings gladness—echoing the trust called for here.

In Psalm 84:11, God is a shield to those who walk uprightly, expanding the shield metaphor to include blessing.

In Psalm 131:3, Israel is called to hope in the Lord—a parallel exhortation to trust.

Psalm 135:20 similarly calls specific groups to bless the LORD, echoing the structure of addressing Israel in Psalm 115:9.

In Deuteronomy 33:29, Israel is called blessed with God as 'the shield of your help'—a very similar image.

In Proverbs 30:5, God is a shield to those who take refuge in him—directly parallel to trusting in him as shield.

In 2 Samuel 22:3, David calls God his shield and refuge—the same protective imagery for those who trust.

In Proverbs 3:5, trusting in the Lord with all your heart is commanded—directly reinforcing the call here.

In Hebrews 13:6, the believer confidently says 'The Lord is my helper'—applying the same trust in God's help.