2 Timothy 1:7 says God gave a spirit of power — the source for the strength Paul commands Timothy to have here.

2 Timothy 1:2 addresses Timothy as 'my child' and invokes grace — the same grace Paul now urges him to be strengthened by.

In 2 Corinthians 12:9, Paul learns that Christ's grace is sufficient and power perfected in weakness — the same grace that strengthens Timothy.

In Ephesians 6:10, Paul commands 'be strong in the Lord' — the same call to divine empowerment that Timothy receives through grace.

Hebrews 13:9 explicitly says the heart is strengthened by grace — the same phrase Paul uses, making a clear connection.

In Psalm 71:16, the psalmist declares he will go in the strength of the Lord — directly parallels Paul's 'be strong in the grace that is in Christ Jesus'.

In Daniel 10:19, an angel tells Daniel to be strong, and he is strengthened — a direct parallel to being strengthened by divine grace.

Colossians 1:11 describes being strengthened with all power according to God's might — a direct parallel to being strong in grace from divine source.

In Deuteronomy 3:28, Moses is told to strengthen Joshua for leading Israel — a commission that parallels Paul strengthening Timothy for ministry.

Zechariah 10:12 records God's promise to strengthen his people — Paul applies that same divine strengthening to Timothy's call to be strong in grace.

Galatians 1:6 warns against deserting the grace of Christ — the opposite of remaining strong in that grace, highlighting the danger of turning away.

In Deuteronomy 31:6, Moses calls Israel to 'be strong' with God's presence — echoing the same charge of strength Paul gives Timothy.

1 Timothy 1:18 charges Timothy as 'my child' to wage good warfare — the same child Paul now tells to be strengthened in grace.

1 Timothy 1:2 also calls Timothy 'my child' and prays grace — consistent with Paul's exhortation here to be strong in grace.

In Philippians 4:13, Paul testifies to strength through Christ — the same source of strength Timothy is to rely on.

In 1 Corinthians 16:13, Paul similarly commands 'be strong' as part of steadfastness exhortations — reinforcing the same imperative for Timothy.

Romans 4:20 shows Abraham growing strong in faith — a parallel example of spiritual strengthening through trust in God's promise.

In Joshua 1:6, God commands Joshua to 'be strong and courageous' for conquest — a parallel to Paul's charge to Timothy.

In Haggai 2:4, God commands the same 'be strong' to leaders rebuilding the temple, promising His presence — strengthening through grace echoes that.

In Daniel 11:32, those who know God are strong and do exploits — connects strength to knowledge of God, paralleling strength in Christ's grace.

Joshua 1:7 commands Joshua to 'be strong' — a similar commissioning exhortation to be strong in God's calling.

In 2 Peter 3:18, believers are called to 'grow in grace' — a complementary exhortation to Timothy's call to be strengthened by grace.