To give a blessing – Jacob laid hands on his grandsons to pass on God’s blessing (Gen 48:14)
To identify with sacrifice – Sins of the people were transferred to the sacrificial animal (Lev 1:4) (Lev 16:21-22)
To appoint leaders – Moses laid hands on Joshua to commission him for leadership (Num 27:18–23) (Deut 34:9)
In each case, laying on of hands was more than a ritual—it was a way God used to impart something real, whether blessing, authority, or identification, from the one laying hands to the one receiving.
For healing – Laying hands on the sick brought healing(Mk 6:5; Acts 9:17–18, Mark 16:15-18, Acts 28:8, Jas 5:14–15, )
To receive the Holy Spirit – The apostles laid hands on new believers to receive the Spirit (Acts 8:17; Acts 19:6)
For commissioning and sending – Leaders laid hands on others to set them apart for ministry and mission (Acts 6:6; Acts13:1-3; 1 Tim 4:14)
For blessing – Jesus laid hands on children to bless them (Mark 10:16)